(1 mark) Genetics (Transcription & translation) a) A section of DNA has the following sequence of bases along it: ATG CGC CGT ATC. What will be the complimentary mRNA base sequence? A. TAC GCG GCA UAG B. UAC GCG GCA UAG C. TAC GCG GCA UGA D. TAC GCG GCA TAG b) A section of RNA has the following sequence of bases along it: AUG CGC CGU AUC. What will be the complimentary base RNA sequence? A. TAC GCG GCG UAG (1 mark) B. UAC GCG GCA UAG C. TAC GCG GCG UGA D. TAC GCG GCG TAG c) Which type of RNA carries amino acids to the ribosome during the process of translation? (1 mark) A. Ribosomal RNA (TRNA) B. Transfer RNA (TRNA) c. Messenger RNA (MRNA) D. Single stranded RNA (SSRNA) d) Amylase is a digestive enzyme which digests starch. It is a polypeptide chain containing 369 amino acids. Calculate the minimum length of the DNA base sequence required to code for amylase. Show your working. (2 marks) e) Using the section of DNA below, the amino acid table and your knowledge of mRNA, identify what each codon codes for. (3 (3 marks) DNA CODE: TACTGCCGAAGTGA ACATATT U с A G Phe UCU UAU UUU UUUC ] Tyr UGU ] Cyalu UCC Ser UAC UGC с '] '] UUA Leu UCA UAA Stop UGA Stop A Trp G UUG UCG UAG Stop UGG CUU CCU - His | CGU U CAU Pro | CAC САС ] C | CỤC Leu CCC ССС CGC Argc CUA CCA CAA Gin CGA A CUG CCG CGG G CAG AAU AUU ACU Asn AGU Ser U A AUC Ile ACC The AAC AGC с Lys AGA Arg A AUA ACA AAA 7
Answers
The answer to the question is:
a) A. TAC GCG GCA UAG
b) A. TAC GCG GCG UAG
c) B. Transfer RNA (TRNA)
d) The minimum length of the DNA base sequence required to code for amylase is 1,107 base pairs.
e) The codons in the given DNA sequence code for the following amino acids: Phe, Ser, Leu, His, Pro, Leu, Arg, Gln, Ile, Asn, Ser, Arg, Lys, Val, Thr, Lys, Ile, Ala.
a) The complementary mRNA base sequence is formed by replacing each DNA base with its complementary base in RNA. In this case, the DNA sequence ATG CGC CGT ATC would have a complementary mRNA sequence of TAC GCG GCA UAG.
b) Similarly, for the given RNA sequence AUG CGC CGU AUC, the complementary base RNA sequence is obtained by replacing each base with its complementary base in RNA. Therefore, the complementary base RNA sequence would be TAC GCG GCG UAG.
c) Transfer RNA (tRNA) is the type of RNA that carries amino acids to the ribosome during the process of translation. It acts as an adapter molecule, binding to a specific amino acid on one end and recognizing the corresponding codon on the mRNA strand with its anticodon on the other end.
d) To calculate the minimum length of the DNA base sequence required to code for amylase, we need to consider that each amino acid is coded by a sequence of three nucleotides called a codon. Since amylase is a polypeptide chain containing 369 amino acids, we can calculate the minimum length of the DNA sequence by multiplying the number of amino acids by three. Therefore, the minimum length of the DNA base sequence required to code for amylase is 369 * 3 = 1,107 base pairs.
e) Based on the provided DNA sequence and the amino acid table, we can identify the amino acids coded by each codon. The sequence TACTGCCGAAGTGA ACATATT U с A G codes for the following amino acids: Phe, Ser, Leu, His, Pro, Leu, Arg, Gln, Ile, Asn, Ser, Arg, Lys, Val, Thr, Lys, Ile, Ala.
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Related Questions
can an area where neula collapse to create new stars ever look red
Answers
Yes, a nebula that has collapsed to create new stars can appear red due to the presence of ionized hydrogen gas emitting light in the red part of the spectrum.
When a nebula collapses to form new stars, the intense radiation from the newly formed stars can ionize the surrounding hydrogen gas, causing it to emit light in specific wavelengths. This emission is known as hydrogen-alpha (H-alpha) emission, which falls in the red part of the spectrum. The presence of this red emission can give the nebula a reddish appearance. Additionally, other factors such as dust and the age of the stars within the nebula can also contribute to the color of the nebula. Therefore, a collapsed nebula that forms new stars can appear red or have a reddish hue.
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Please answer each item in complete sentences using appropriate APA in-text citations as needed. 1. In your own words describe assimilation. 2. Describe the differences between enculturation and acculturation. 3. What is a Testimonio and why might teachers use them? 4. Why do we frequently represent culture as an iceberg? 5. What are the differences between race, culture, and ethnicity? 6. What does assimilation have to do with the history of Indian Boarding Schools? 7. What is culture? 8. Who was Pratt and what did he do? 9. What was meant by the phrase "Kill the Indian and save the man
m
? 10. Based on all that you have encountered thus far in class, what impact does culture have on education? (To get full credit, your response must be a minimum of five sentences long and use at least three academic terms and ideas covered thus far in the course).
Answers
Assimilation involves adopting the dominant culture's traits, leading to a loss of original identity, while enculturation and acculturation respectively refer to learning one's own culture and incorporating elements of another culture. Testimonios share personal experiences, culture is represented as an iceberg, and race, culture, and ethnicity differ in their focus. Indian boarding schools aimed to assimilate Native Americans, with Richard Henry Pratt promoting the phrase "Kill the Indian and save the man." Culture significantly impacts education by influencing students' experiences, values, and learning styles, with cultural responsiveness.
Assimilation refers to the process through which individuals or groups adopt the cultural traits, values, and norms of a dominant culture, often resulting in a loss or suppression of their original cultural identity (Berry, 1997). It involves a gradual integration into the dominant culture, often driven by social pressure or the desire for social acceptance.
Enculturation refers to the process of learning and internalizing the cultural beliefs, practices, and values of one's own culture through socialization and upbringing. It occurs naturally within a society and is primarily driven by familial and community influences. On the other hand, acculturation refers to adopting and incorporating elements of a different culture into one's own cultural framework. Acculturation typically occurs in multicultural contexts and involves interactions between individuals or groups from different cultural backgrounds.
Testimonio refers to a form of narrative or storytelling that provides a platform for individuals, particularly marginalized or oppressed groups, to share their personal experiences and perspectives. Teachers might use testimonios as educational tools to foster empathy, challenge stereotypes, and promote understanding of diverse lived experiences.
The representation of culture as an iceberg suggests that visible aspects such as behaviors, customs, and artifacts are only a small portion of the culture, while the more significant part remains hidden beneath the surface. This representation highlights the importance of understanding the underlying values, beliefs, and assumptions that shape a culture, as they often influence behaviors and actions in significant ways.
Race refers to a socially constructed classification system that categorizes individuals based on physical characteristics such as skin color, hair texture, and facial features. Culture, on the other hand, encompasses a broader range of shared beliefs, values, customs, and behaviors that are transmitted across generations within a particular group. Ethnicity refers to a social group's shared cultural heritage, often characterized by a common ancestry, language, history, or geographic origin.
Assimilation is closely connected to the history of Indian Boarding Schools, which were established in the United States with the goal of assimilating Native American children into mainstream American culture. These schools aimed to eradicate Native American cultural practices, languages, and beliefs, and replace them with Euro-American norms. Children were forcibly separated from their families, discouraged from speaking their native languages, and subjected to cultural suppression, resulting in the loss of their cultural heritage and identity.
Culture refers to the shared patterns of behaviors, beliefs, values, customs, symbols, and artifacts that characterize a particular group or society. It encompasses the knowledge, practices, and ways of life that are learned and transmitted within a social group, shaping individuals' identities and behaviors.
Pratt refers to Richard Henry Pratt, an influential figure in the Indian boarding school movement in the late 19th and early 20th centuries. He founded the Carlisle Indian Industrial School. Pratt believed in the assimilation of Native American students through education, focusing on vocational training and English language acquisition. He advocated for the slogan "Kill the Indian and save the man," reflecting the belief that eradicating Native American cultural practices and traditions was necessary for their integration into mainstream American society.
Culture has a significant impact on education as it influences students' experiences, values, beliefs, and learning styles. Understanding students' cultural backgrounds and incorporating culturally responsive teaching practices can enhance educational outcomes, promote inclusivity, and foster a positive learning environment. Recognizing the diversity of cultures in the classroom and valuing students' unique perspectives can increase engagement, motivation, and academic success. Furthermore, addressing cultural biases and promoting cultural competency among educators can contribute to equity and social justice in education.
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Developed countries need to replace modern medicines with natural healing herbs because millions of people in China and India are already doing so. This is an example of a(n) argument.
circular reasoning
begging the question
argumentum ad hominem
bandwagon
Citizens must support reducing global climate change or all the world's major economies will crash. This statement is an example of a(n) argument.
bandwagon
argumentum ad hominem
false dichotomy
hasty generalization
Answers
Developed countries need to replace modern medicines with natural healing herbs because millions of people in China and India are already doing so. This is an example of a(n) bandwagon argument.
The statement "Citizens must support reducing global climate change or all the world's major economies will crash" is an example of a false dichotomy argument. A false dichotomy is a logical fallacy that presents two options as if they were the only ones possible, when in reality there are more alternatives. It can be seen in the above-mentioned statement as it presents only two choices, either citizens must support reducing global climate change, or the world's major economies will crash.
However, there could be other alternatives or solutions to this problem that are not being considered. In contrast, the argument "Developed countries need to replace modern medicines with natural healing herbs because millions of people in China and India are already doing so" is an example of a bandwagon argument.
A bandwagon argument is a type of logical fallacy that suggests that something is correct or right because a lot of people are doing it. In this case, the argument suggests that developed countries should also switch to natural healing herbs because millions of people in China and India are already doing so.
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Diya wants to test the effect of listening to different types of music on the human heart rate. She takes the resting heart rate of her test subjects then has them listen to one type of music for 5 minutes and takes their heart rate again. Each test subject repeats the test listening to three different types of music.
What is the independent variable in Diya’s experiment?
A. Listening for 5 minutes
B. Effect of listening
C. Different types of music
D.Heart rate
Answers
A is the independent variable because other factors will not have any affect on it
What process occurs in the body during exercise?
Answers
The process that mainly occurs in the body during exercise is cellular respiration, which involves the obtention of foods and oxygen.
What is the function of the process of cellular respiration during the exercise?The function of the process of cellular respiration during exercise is to obtain energy in the form of ATP which is required for the cell during the metabolic activities of the body.
Therefore, with this data, we can see that cellular respiration during the exercise generates energy which is used to perform muscle contraction during this process.
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Answer:
your bones and muscles are getting trained to get stronger :)
Explanation:
Which microfossils are useful for paleotemperature determination
using the oxygen isotope ratios of their shells?
Answers
The microfossils that are useful for paleotemperature determination using the oxygen isotope ratios of their shells are foraminifera.
Foraminifera are tiny marine animals that have been living for millions of years. Their shells are made up of calcium carbonate and are well-preserved in sediments. The shells of these microorganisms are widely used in paleoceanography to determine past climatic conditions. Paleoceanography is the study of the history of the oceans in the geological past using sediments and fossils. It helps us to understand how the oceans and climate have changed over time.
Paleotemperature is the measure of the temperature that existed in past geological ages. The temperature is determined by various means, including studying the growth rings of trees, ice cores, and microfossils, and others. Microfossils are microscopic fossils that are found in rocks and sediments that help in reconstructing past environmental and climatic conditions.
Oxygen isotope ratio is the measure of the relative abundance of oxygen isotopes 18O and 16O in a sample. The ratio of the two isotopes changes as a result of temperature changes. The ratio is used to reconstruct past temperature changes.
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Iguazu Falls, the largest waterfall system in the world, is
shown below.
Which type of weathering occurs as water falls down Iguazu Falls?
A. Cracks from temperature changes
B. Ice wedging
C. Breaking apart by plants and animals
D. Abrasion
Answers
Answer:
The answer is D.Abrasion
Explanation:
Answer:
It is D abrasion
Explanation: i got it correct on a-pex
The phospholipid bilayer is composed of fats with Hydrophobic core. If protein channels were absent in the cell membrane, would water soluble nutrients be able to enter or
exit the cell? Explain in terms of the composition of the plasma membrane. In your own words, explain the fluid mosaic model proposed by Singer and Nicholson.
Answers
Without the nuclear membrane the cell would collapse and die. Without the cell membrane, any chemical would be allowed to enter. Membranes are very important because they help protect the cell. Materials move across the membrane by diffusion.
while jogging, a person has a stroke volume of 130 ml/beat and a heart rate of 120 beats per minute. if their resting stroke volume was 70 ml/beat and resting heart rate was 60 beats per minute, how did this person's cardiac output change?
Answers
The person's cardiac output increased from 4.2 L/min at rest to 15.6 L/min while jogging, due to an increase in both heart rate and stroke volume.
Cardiac output is the amount of blood pumped by the heart per minute and is calculated by multiplying stroke volume (the amount of blood pumped per heartbeat) by heart rate.
Resting cardiac output of the person can be calculated as:
Cardiac output = Stroke volume x Heart rate = 70 ml/beat x 60 beats/min = 4200 ml/min
During jogging, the person's cardiac output can be calculated as:
Cardiac output = Stroke volume x Heart rate = 130 ml/beat x 120 beats/min = 15,600 ml/min
The person's cardiac output increased from 4200 ml/min at rest to 15,600 ml/min during jogging, indicating that their heart is working harder to pump more blood to meet the increased demand of the body during exercise.
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the ____________ the resulting pieces of dna, the further they travel on the gel, resulting in a ____________ specific to that individual.
Answers
The smaller the resulting pieces of DNA, the further they travel on the gel, resulting in a more specific DNA fingerprint unique to that individual.
This is due to the fact that smaller DNA fragments have less mass and can therefore travel faster and further in an electric field. The resulting band pattern on the gel is used to identify an individual and is the basis of DNA profiling. The more precise the pattern, the more reliable the identification.
The smaller the resulting pieces of DNA, the further they travel on the gel, resulting in a DNA fingerprint specific to that individual. This process is known as gel electrophoresis, where DNA fragments are separated based on their size and charge. The smaller fragments travel a greater distance due to lesser resistance, creating a unique pattern (DNA fingerprint) for each individual.
Therefore, the level of detail in the resulting DNA fingerprint is directly related to the size of the DNA fragments and their migration on the gel.
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The smaller the resulting pieces of DNA, the further they travel on the gel, resulting in a DNA fingerprint specific to that individual.
The longer the resulting pieces of DNA, the further they travel on the gel, resulting in a more specific banding pattern unique to that individual. This is because the smaller fragments move faster through the gel matrix, while larger fragments are slowed down, resulting in distinct bands that can be used for identification purposes. So, in summary, the length of DNA fragments plays a crucial role in determining the specificity of a DNA banding pattern on a gel. I hope this helps!
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What are two likely results of mitosis in a mouse?
Choose 2 answers:
(Choice A)
A
The production of gametes, such as egg or sperm cells.
(Choice B)
B
the renewal of epithelial tissues in the mouse’s large intestine
(Choice C)
C
an increase in body size as the mouse matures
Answers
The two likely results of mitosis in a mouse are the renewal of epithelial tissues in the mouse’s large intestine and an increase in body size as the mouse matures (Options B and C). it is a cell division.
What is mitosis?Mitosis is a type of cell division by which a parental cell generates two genetically identical daughter cells.
Somatic (body) cells are produced by mitosis, whereas germinal cells are produced by meiosis.
The primary functions of mitosis include the growth of an organism and the renewal of tissues.
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All of the following statements about what happens during the fasting / post-absorptive state are correct EXCEPT:
A.) Muscle is breaking protein into amino acids.
B.) Fat cells are breaking tryglicerides into fatty acids. C.) Many tissues rely on ketones for energy
D.) Amino acids are broken down to ketones
E.) All of these statements about the post-absorptive state are correct
Answers
The correct answer is E.) All of these statements about the post-absorptive state are correct. The state of the body between meals or while fasting is referred to as the post-absorptive state.
Amino acids are broken down to ketones, which can be used by the body's cells as an alternative source of fuel during the fasting/post-absorptive state. In addition to ketones, the brain may also use glucose generated by the liver from glycogen or other non-carbohydrate sources. However, some tissues, such as skeletal muscle, may break down protein into amino acids and use them for fuel. Fat cells break down triglycerides into fatty acids, which are also used as fuel by various tissues. During the fasting/post-absorptive state, the body makes use of its energy reserves to keep critical organs, such as the brain, functioning correctly. Many tissues, such as the brain, red blood cells, and the renal medulla, rely on ketones for energy. The body also takes steps to preserve its energy reserves during this time, such as reducing its basal metabolic rate. However, the body's energy stores can only last for a limited period, and eventually, it will need to refuel.
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3. A mechanical weathering process in which tectonic forces lift deeply buried rocks upward and
then erosion removes overlying rock and sediment - the net result of which is to remove the
pressure from overlying materials causing the rock to expand and fracture.
O chemical weathering
O erosion
O pressure-release fracturing
O mechanical weathering
Answers
NR 2. Use the following information to answer the next question.
The following genes are located on chromosome 1 of the fruit fly Drosophila melanogaster.
• ruby eyes (rb)
• cut wings (ct)
• miniature wings (m)
• sable body (s)
The distance between some of these genes is given below.
• rb and m: 28.5 map units
• ct and rb: 12.5 map units
• ct and m: 16.0 map units
• m and s: 7.0 map units
• s and ct: 23.0 map units
The distance between rb and sis___________map units.
(Record your answer on the answer sheet as a value rounded to one decimal place.)
Answers
The distance between the genes rb (ruby eyes) and s (sable body) on chromosome 1 of the fruit fly Drosophila melanogaster is 30.0 map units.
To determine the distance between rb and s, we need to analyze the given distances between the other genes and use the information to calculate the distance between rb and s indirectly.
First, we find the distances involving rb and another gene:
rb and m: 28.5 map units
ct and rb: 12.5 map units
Next, we find the distances involving s gene and another gene:
m and s: 7.0 map units
s and ct: 23.0 map units
Since the distances given are not directly between rb gene and s, we need to combine the distances to calculate the indirect distance between rb and s.
From rb to m (28.5 map units) plus from m to s (7.0 map units), the total distance is 35.5 map units. From ct gene to rb (12.5 map units) plus from ct to s (23.0 map units), the total distance is 35.5 map units.
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The pre cell (before the appearance of life) formed during chemical evolution has an outer membrane that is a phospholipid bilayer. given the properties of the water in the prebiotic ocean. one would expect that h2o and ions would: _______
Answers
In the pre-cell (before the appearance of life) formed during chemical evolution with an outer membrane that is a phospholipid bilayer, one would expect that H2O and ions would: contribute to the formation and stability of the phospholipid bilayer in pre-cells during chemical evolution.
It would also be attracted to the polar head groups of the phospholipids in the bilayer. Form hydration shells around the polar head groups, providing stability to the bilayer structure. Interact with the membrane through passive diffusion, facilitated diffusion, or active transport, depending on the properties of the ions and the membrane.
The presence of H2O and ions in the prebiotic ocean would contribute to the formation and stability of the phospholipid bilayer in pre-cells during chemical evolution.
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arterial origins: less common branches drag and drop each label, indicating whether each artery arises directly from the aorta or from another artery.
Answers
The arterial origins and the less common branches arise directly from the aorta or from another artery.
The different arteries and the origin from which they come are mentioned below:
1. Right Subclavian Artery - It arises from the brachiocephalic artery which is a branch of the aorta.
2. Right Common Carotid Artery - It arises from the brachiocephalic artery which is a branch of the aorta.
3. Left Common Carotid Artery - It arises from the aorta, i.e. directly from the aortic arch.
4. Left Subclavian Artery - It arises from the aorta, i.e. directly from the aortic arch.
5. Vertebral Arteries - These arteries arise from the subclavian arteries.
6. Internal Thoracic Arteries - They arise from the subclavian arteries.
7. External Carotid Arteries - They arise from the common carotid arteries.
8. Brachiocephalic Trunk - It is the first artery to arise from the aortic arch, and it branches into the right subclavian artery and the right common carotid artery.
9. Celiac Artery - It arises directly from the aorta.
10. Superior Mesenteric Artery - It arises from the aorta.11. Inferior Mesenteric Artery - It arises from the aorta.
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By how much has the Earth's
surface temperature risen over the past 100 years?
A) 11/Degrees
B) 5 Degrees
C) ID Degrees
D) It Hasn t viset:
Answers
Answer:
Hello! Your answer is, B)5 Degrees
Explanation:
Hope I helped! Ask me anything if you have any questions! Brainiest plz! Hope you make an 100% and have a wonderful day! -Amelia♥
Explanation:
1.0°Ftrue or false: Plant cells need centrioles in mitosis.
Answers
will give brainlist to best asnwer.
what are some Habituation Insight Learning differences??
Answers
Cognitive form of learning involving mental rearrangement or restructuring of elements in a problem to achieve a sudden understanding of the problem and arrive at a solution is called insightful learning.
What is meant by the habituation?Examples of habituation learning is that :You may become habituated to loud sounds, bright lights, strong odors or physical touch. Learning to ignore and filter out stimuli that are irrelevant, unimportant may allow you to devote more of your attention and cognitive resources to other things, and including things that may signal danger.
There are two types of habituation that are :short-term and long-term.
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The energy released from the anaerobic respiration of a glucose molecule is less than that released from the aerobic respiration of a glucose molecule because
A. Fewer bonds of the glucose molecule are broken in anaerobic respiration than in aerobic respiration
B. More enzymes are required for anaerobic respiration than for aerobic respiration
C. Anaerobic respiration occurs 24 hours a day while aerobic respiration can only occur at night
D. Anaerobic respiration requires oxygen but aerobic respiration does not require oxygen
Answers
The energy released from the anaerobic respiration of a glucose molecule is less than that released from the aerobic respiration of a glucose molecule because -- Fewer bonds of the glucose molecule are broken in anaerobic respiration than in aerobic respiration.
option(A) is the correct answer.
Aerobic respiration is the type of respiration in which energy is generated from cells by breaking down sugars in the presence of oxygen.
Anaerobic respiration is the type of respiration in which energy is generated from cells by breaking down sugars in the absence of oxygen.
In the process of aerobic respiration carbon dioxide and water are produced by the complete breakage of glucose but in anaerobic respiration, glucose is not broken down completely. Instead of carbon dioxide and water, lactic acid is produced in anaerobic respiration.
The process of anaerobic respiration takes place in a deficit of oxygen. So, the amount of oxygen is not present to oxidize lactic acid to carbon dioxide and water. Anaerobic respiration produces only 2 ATP molecules in contrast to the production of 38 ATP molecules in the process of aerobic respiration.
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!!ASAP plss help!! I will give u BRAINLYEST!!
Darwin used the term 'Natural Selection' to be
him explain his theory of evolution What did
Darwin mean by the term Natural Selection?
!!pleas help!! :((
Answers
Answer:
Resources are limited in nature, organisms with heritable traits that favor survival and reproduction will tend to leave more offspring than their peers, causing the traits to increase in frequency over generations.
Darwin meant this my term 'Natural Selection'
Answer:
He defined natural selection as the "principle by which each slight variation, if useful, is preserved".
Explanation:
Darwin's Theory of Evolution by Natural Selection
More individuals are produced each generation that can survive. Phenotypic variation exists among individuals and the variation is heritable. Those individuals with heritable traits better suited to the environment will survive.
Recognises that division of labour found in
multicellular organism for efficient functioning.
Answers
Answer:
Are there answers for it?Multiple choice? Spelling check?
Explanation:
When DNA copies itself and it occurs during what
Answers
Answer:
DNA replication
Explanation:
DNA replication is the process by which DNA makes a copy of itself during cell division. ... The separation of the two single strands of DNA creates a 'Y' shape called a replication 'fork'
Cells that respond to signals are usually called responders. targets. receivers. contacts. junctions.
Answers
The correct option among the given options is "Targets."Cells that respond to signals are called targets. Signal transduction occurs when cells are affected by extracellular stimuli such as hormones, growth factors, neurotransmitters, and cytokines.
Cells respond to signals from extracellular stimuli such as hormones, neurotransmitters, cytokines, and growth factors. The process is known as signal transduction. The cells that receive the signal are known as targets because the signal is directing the response in the cell by binding to specific receptors on the cell surface.The signal molecule binds to the cell surface receptor, activating a sequence of events known as signal transduction.
A second messenger, such as cyclic AMP (cAMP), is generated during this phase of signal transduction, which acts as a relay signal between the cell membrane and the cytoplasm to regulate the cellular response. The cellular response may include changes in ion channel activity, gene expression, enzyme activity, cytoskeletal organization, or secretion of proteins and lipids. Hence, Cells that respond to signals are called targets.
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Why do people who smokes cigarettes are prone to lung cancer?
Answers
The cigarrettes have over 4.700 chemical substances and most of them are harmful or even poisonous, damaging your airways and the alveoli. The chemicals can affect our health in many ways, as they can damage DNA and make it harder for the cells to repair damaged DNA. Cancer usually is associated to a DNA damage, causing the damaged cell to replicate uncontrollably, creating a tumour. Therefore, damages in DNA structure can lead to a cancerous tumour.
Answer:
Smoking can cause cancer and then block your body from fighting it: Poisons in cigarette smoke can weaken the body's immune system, making it harder to kill cancer cells. When this happens, cancer cells keep growing without being stopped. Poisons in tobacco smoke can damage or change a cell's DNA.
Which body system transports the hormones that control the menstrual cycle?
Answers
Answer:
The hormone responsible for these changes is progesterone, which is manufactured by the corpus luteum. Under the influence of progesterone, the uterus begins to create a highly vascularized bed for a fertilized egg. If a pregnancy occurs, the corpus luteum produces progesterone until about 10 weeks gestation.
in meiosis, __________ of __________ cross over and form __________.
Answers
Where do electrons get their energy in photosystem II? A. From energy in photons B. From ADP and ATP C. From NAD and NADPH D. From glucose in Calvin cycle
Answers
Answer:
The photons get captured and their energy is to used to give energy to the electrons.
Answer:
From energy in photons
Two students are talking about what they learned in class. One says, "sex is biological, not socially constructed." Support or oppose the argument that sex is biological and not socially constructed. Use at least two course materials (articles, videos, podcasts, etc) to make your point.
Answers
Sex is a biological trait that refers to the observable physical and genetic characteristics that distinguish males from females. It is frequently assumed that sex is based on biological or genetic characteristics rather than social and cultural aspects.
The physical variations between males and females, such as genitalia and breasts, are some examples of sex differences. Thus, it is a biological characteristic rather than a social one. Both social constructionism and biological determinism, on the other hand, have opposing perspectives on gender. Biological determinism emphasizes that gender differences are inborn, while social constructionism emphasizes that they are socially produced. According to the social constructionism perspective, gender identity and the roles associated with it are the product of socialization and cultural expectations, whereas biological determinism focuses on innate biological differences and the impact of biology on gender.
The claim that sex is a biological trait and not socially constructed can be supported by two course materials. The article "Sex as Biological and Gender as a Social Construct" by Anne Fausto-Sterling argues that sex is a biological characteristic because it is based on genitalia and chromosomes, while gender is socially constructed. This article suggests that sex is primarily concerned with physical characteristics, while gender is linked to social and cultural expectations, which is consistent with the idea that sex is biological and gender is social.
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Please answer the 2 questions in the photo
Answers
Answer:
26 - (D) and 27 - (A)
Explanation: