Gene expression within the body is controlled by the cells, which determine when a specific gene should or should not be expressed. Influenza (the flu) is caused by a virus that attacks the respiratory system. Which type of gene is likely to be widely expressed in the body of someone who contracts the influenza virus? The gene that controls production of stem cells. The gene that controls production of skin cells. The gene that controls production of red blood cells. The gene that controls production of white blood cells.
Answers
Answer:
The gene that controls production of white blood cells.
Explanation:
Influenza (the flu) is caused by a virus which attacks the respiratory system. The body system views the influenza virus as a foreign body and certain signals are passed to the immune system. The immune system is responsible for fighting infections and diseases and the major cells involved are the white blood cells(leukocytes).
This makes the gene that controls production of white blood cells to be widely expressed in the body of someone who contracts the influenza virus.
Answer:
D) the 4th option
Explanation:
just took the exam review
Related Questions
An organism is described as 2n = 26. how many chromosomes are in one meiotic cell during telophase 2?
Answers
According to the given statement 26 chromosomes are in one meiotic cell during telophase 2.
What exactly are chromosomes?The thread-like components known as chromosomes are found in the nucleus of both plant and animal cells. Proteins and a single unit of deoxyribonucleic acid make up each chromosome (DNA).The exact directions that give each type of living thing its uniqueness are encoded in DNA, which is handed down from parents to offspring.
What are chromosomes' primary purposes?The basic function of chromosomes is to transport DNA and transmit genetic material through one generations to the next. Cell division depends heavily on chromosomes. They protect the DNA against tangles and harm.
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are eukaryotic cells more or less complex than prokaryotic
Answers
Answer: More
Explanation:
Eukaryotic cells are more complex than prokaryotic cells.
Eukaryotic cells usually contain multiple cell organelles (such as the nucleus, mitochondria, Golgi body) with many different functions.
Prokaryotic cells however are usually simple atoms with the only major organelles mostly being ribosomes for protein synthesis.
Two people with type o blood have three children. How many of those three children also have type o blood?
Answers
I have nooooooooooooooooooooooooooooooooooo idea
All three would have type o blood
Which statements are true of all scientific endeavors?
O All scientific endeavors are time-consuming.
O All scientific endeavors cost a lot of money.
All scientific endeavors are supported by evidence.
O All scientific endeavors result in the support of a hypothesis
Answers
Answer:
c
Explanation: its on edg
Answer:
it's c
Explanation:
right on edge
Considering posture, it is imperative to understand that structural changes lead to functional compensation and functional changes will not alter the structural integrity of the human body. true false
Answers
False. Functional changes can indeed lead to structural adaptations in the human body. The human body has the ability to modify its structure in response to functional demands.
For example, regular exercise can lead to changes in muscle size and strength, bone density, and joint stability, which are structural adaptations resulting from functional activities. Additionally, poor posture and prolonged incorrect postural habits can contribute to structural changes over time, such as spinal misalignment or muscle imbalances. Therefore, functional changes can have an impact on the structural integrity of the body. The amount of calcium and other minerals in a particular section of your bone can be determined by a bone mineral density (BMD) test.
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Problem A
A yellow purebred dog is crossed with a a black hybrid dog
(black is dominant)
Answers
Which organelle is used in making molecules of glucose in autotrophs?
A. nucleus
B. Golgi body
C. chloroplast
D. mitochondria
Answers
A. nucleus
B. Golgi body
C. chloroplast
D. mitochondria
It’s C chloroplast
avian influenza ha binds more tightly to 2,3-linked sialic acid. why are humans less susceptible to infection by avian influenza than they are to human adapted flu viruses?
Answers
Humans less susceptible to infection by avian influenza because human-adapted influenza viruses bind more tightly to the 2,6-linked sialic acid that is present on the surface of cells in the human respiratory tract.
Avian influenza viruses bind more tightly to 2,3-linked sialic acid, which is a type of sugar molecule that is present on the surface of cells in the respiratory tract of birds. This tight binding to 2,3-linked sialic acid is one of the reasons why avian influenza viruses are able to infect birds so effectively.
When an avian influenza virus infects a human, it may not bind as tightly to the 2,6-linked sialic acid on human cells as it would to the 2,3-linked sialic acid on bird cells. As a result, the virus may not be able to replicate as efficiently in human cells and may not cause as severe an illness as a human-adapted influenza virus would.
It is important to note that some avian influenza viruses can cause serious illness in humans and that the severity of illness can vary depending on the specific strain of avian influenza virus and the health of the person who is infected. For this reason, it is important to take precautions to prevent the spread of avian influenza viruses, such as avoiding close contact with infected birds, washing your hands frequently, and wearing protective clothing when handling poultry.
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Car 1 will roll down the ramp and exert a force on car 2. The force experienced by car 2 is measured indirectly using_____________. If the force increases, car 2 will travel______________. The independent variable, or what’s being manipulated in the experiment, is________________. he dependent variable, or what’s responding, is ______________. The height and starting position on the ramp are constants in this experiment.
1.the distance it travels or its speed
2.slower or farther
3.the starting height of car 1 or the type of bumper attached to car 2
4.the distance car 2 travels or the speed of car 1
Answers
Answer:
Car 1 will roll down the ramp and exert a force on car 2. The force experienced by car 2 is measured indirectly using
the distance it travels
. If the force increases, car 2 will travel
farther
. The independent variable, or what’s being manipulated in the experiment, is
the type of bumper attached to car 2
. The dependent variable, or what’s responding, is
the distance car 2 travels
. The height and starting position on the ramp are constants in this experiment.
Explanation:
Part A - Prefixes, Roots, and Suffixes Match these prefixes and suffixes to their meanings. Rese -ergic The word root means straight, upright, or vertical pre- The word root means exhibiting or stimulating activity. splanchn- ortho- The word root means viscera The word root means before or in front of
Answers
1. root - ortho means straight, upright, or vertical.
2. root - ergic means exhibiting or stimulating activity.
Define medical terminology.Many significant medical concepts, including those relating to diseases, treatments, the human body's organs and parts, pharmacology, and more, are described using medical terminology. Medical terminology is composed of three basic components: a word root (typically the middle of the word and its central meaning), a prefix (usually at the start and identifying some subdivision or part of the central meaning), and a suffix (usually at the end and modifies the central meaning as to what or who is interacting).
3. root - pre means before or in front of.
4. root - splanchn means viscera.
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Which are the best solutions for reducing the mine production of copper and conserving copper ore? Select the two correct answers. (1 point)
Recycle electronic waste.
Make electrical appliances without wires.
Use glass as a substitute.
Use aluminum as a substitute.
Stop buying electrical appliances.
Answers
Answer:use aluminum as a substitute and recycle electronic waste
Explanation:
Recycling electric waste and using aluminum as a substitute are the two best solutions. Aluminium is a material that can be used to replace copper and thus reduce copper mine production.
What is Aluminium?Aluminium is a chemical element with the atomic number 13 and the symbol Al. Aluminium has a lower density than other common metals, about one-third that of steel. When exposed to air, it forms a protective layer of oxide on the surface due to its high affinity for oxygen. Aluminium is a silvery-white metal that is lightweight. It is pliable and malleable. Uses. Aluminium is used in a wide range of products such as cans, foils, kitchen utensils, window frames, beer kegs, and aircraft parts. This is due to its unique properties. Aluminium is made by melting alumina, which is refined from bauxite ore.To learn more about Aluminium, refer to:
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each atom of the periodic table is
Answers
Answer: Each atom of the period table is in order of increasing atomic number.
Explanation: I hope this helps! :)
______________ are the only acoelomate phylum covered in this lab
Answers
The only acoelomate phylum covered in this lab is that of platyhelminthes.
What phylum, for instance, has an acoelomate body cavity?The phylum Platyhelminthes and the kingdom Animalia both contain examples of acoelomates. These unsegmented, bilaterally symmetrical invertebrate creatures are frequently referred to as flatworms. Because they lack a coelom, flatworms (Platyhelminthes) are acoelomates. Since the real coelom in mollusks and insects (Arthropoda) is generated from the germ layer mesoderm, they are coelomates.
Are creatures with Coeloms referred to as acoelomates?Animals with coeloms are referred to as coelomates, whereas animals without them are referred to as acoelomates. There are further coelom subtypes, such as schizocoelom, which forms from a split in the mesoderm and is present in annelids, arthropods, and molluscs.
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What remind’s you of the ribosomes in a cell???
Plz help due today!!
Answers
Answer:
i imagine them as peopel in a big city, or animals in the wild with predators that are hungry, the cell uses the ribosomes for food and to heal the cell with energy.
Explanation:
how might the daily experiences of people contribute to the belief the earth's species do not change
Answers
Like all living things, humans rely greatly on other species, and the extinction of one species can have a profound effect on many others.
What impact do people have on the evolution of other species?A range of 'contexts', such as hunting, harvesting, fishing, agriculture, medicine, climate change, pollution, eutrophication, urbanization, habitat fragmentation, biological invasions, and emerging/disappearing diseases, have been documented as examples of this human-induced current evolution.When we contract the flu virus or fight it off, for example, evolution is at work in our daily lives. Some of our most urgent global health issues are also influenced by evolution. For instance, the human immunodeficiency virus (HIV) develops more quickly than the immune system can keep up.Like all living things, humans rely greatly on other species, and the extinction of one species can have a profound effect on many others.To learn more about species refer to:
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Neurons that respond to specific types of lines are examples of:
A. figure detectors.
B. top-down processors.
C. feature detectors.
D. figure processors.
Answers
Answer:
C
Explanation:
Neurons that respond to certain types of lines are examples of feature detectors found in Option C. Neurons are the monomeric units of the nervous system that play an important role in transmission.
What is the importance of the neuron?
The neuron is a unit in which the message is transmitted from the neuron to another neuron, and this can be done by either chemical signaling or by electric signaling. The neuron receives sensory stimuli from the sensory organ and transmits them to the spinal cord.
Later, the message from the spinal cord is sent to the motor organs, and the whole pathway of the neuron signaling from the sensory to the motor organ is called the reflex arc. The neuron takes part in the signaling process so that the muscle can function, regulate the contraction relaxation, and perform many other functions.
Hence, neurons that respond to certain types of lines are examples of feature detectors found in Option C.
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Your friend tells you that she saw a bright object with a
tail that lasted a few moments in the night sky. She thinks it
might have been a comet. Is she correct? Why or why not?
If not, what did she likely see? Write your answer below in
complete sentences.
Please Hurry!!! Thank you
Answers
probably not, it misht be a satelite, and it burns when it enter in our atmosphere
Answer:
no it was most likely a meteor because meteors burn quick in the atmosphere
Explanation:
The separation property refers to the conclusion that multiple choice the choice of inputs to be used to determine the efficient frontier is objective, and the choice of the best cal is subjective. investors are separate beings and will, therefore, have different preferences regarding the risk-return tradeoff. the determination of the best cal is objective, and the choice of the inputs to be used to determine the efficient frontier is subjective. the determination of the best risky portfolio is objective, and the choice of the best complete portfolio is subjective. the choice of the best complete portfolio is objective, and the determination of the best risky portfolio is objective.
Answers
The separation property in finance states that investors have different preferences when it comes to the risk-return tradeoff, making their choices subjective.
However, the determination of the best risky portfolio and the best complete portfolio are objective decisions. The choice of inputs used to calculate the efficient frontier is subjective, while the selection of the best CAL is also subjective. This means that investors must carefully consider their own risk preferences when selecting the best complete portfolio for their needs. Ultimately, the separation property acknowledges that investors are unique and have different goals and needs when it comes to investing, highlighting the importance of personalized investment strategies.
The separation property states that the determination of the best risky portfolio is objective, and the choice of the best complete portfolio is subjective. In this context, the efficient frontier represents the set of optimal portfolios offering the highest expected return for a given level of risk. The choice of inputs to calculate the efficient frontier is based on objective factors like historical data and market information. However, selecting the best complete portfolio depends on individual investor preferences, as each investor has unique risk tolerance levels and investment goals. Thus, the separation property highlights the distinction between objective portfolio optimization and subjective investor preferences.
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Using the Karyotype above, what chromosome has an error?
1
21
X
Y
Answers
Answer:
21
Explanation:
there are supposed to be 2 chromosomes, not 3. This person has down syndrome.
Geometry Work
It's due today please help asap
Answers
The solid's volume, as indicated by the question, is 1256.36 in 3.
What is volume?A substance or object's volume is the percentage of its three-dimensional space that it occupies. Cubic units like cubic centimetres (\(cm^3\)), cubic metres (\(m^3\)), or cubic feet (\(ft^3\)) are used to measure it. In several branches of mathematics and science, such as thermodynamics, fluid mechanics, astronomy, and geology, volume is a crucial notion. The capacity of containers to carry liquids, gases, and other substances is also measured using volume. For instance, a bucket's volume is expressed in litres (L) or gallons (gal).
The solid has a 1256.36 in 3 volume. The error the student may have made was failing to consider the hollow inner cylinder. The appropriate formula for the solid's volume is \(V = \pi(R_1^2-R_2^2)H\), where is the height of the cylinder, \(R_1\) is its inner cylinder's radius, and \(R_2\) is its outer cylinder's radius.
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A bat wing, an alligator leg, and a human arm are homologous structures. Which fact about those structures best supports one aspect of the theory of evolution? Question 14 options: a. The fact that the bone structures are similar supports the concept that the animals shared a common ancestor. b. The fact that the bone structures are similar supports the concept that birds evolved from mammals. c. The fact that the bone structures are completely different supports the concept that those organisms evolved from each other.
Answers
Answer:
A - The fact that the bone structures are similar supports the concept that the animals shared a common ancestor.
Explanation:
Homologous structures refer organs which are similar in structure which are derived from ancestors of similar species.
What determines the rate carbon moves through biotic and abiotic factors
Answers
The carbon cycle describes the way the element carbon moves between the Earth's biosphere, hydrosphere, atmosphere, and geosphere. It is important for a few reasons: Carbon is an essential element for all life, so understanding how it moves helps us to understand biological processes and factors that influence them.
Source: Google
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1 pc
If
you are given a quadrat of 1.5 square meters and you count the
dandelions in 10 quadrats and find an average of 2 dandelions per quadrat
area. Use this information to estimate the population density of dandelions
per square meter in a 4500 square meter open field. (make your answer
just the number, round to the nearest 2 decimal places) *
Your answer
In a stable population of rabbits and wolves a government agency enacts a 1 point
Answers
Answer:
1.33 dandelions per square meters
Explanation:
The correct answer would be 1.33 dandelions per square meter of land.
Size of quadrat = 1.5 square meters
Average number of dandelions per quadrat = 2
Total study area = 4500 square meter
Population density = number of organisms per unit area
There were 2 dandelions per 1.5 square meters
How many would be per square meter?
= 2 x 1/1.5 = 1.3333 dandelion per square meters
To 2 decimal places = 1.33 per square meters
what would you see if a green pglo colony from lb/amp/ara ager p[;ate was streaked into lb/amp agar. incubated at 37 c overnight and viewed under uv light
Answers
If a green pglo colony from lb/amp/ara agar plate was streaked into lb/amp agar, incubated at 37°C overnight and viewed under UV light, you would observe a green fluorescent glow.
The green pglo colony is genetically modified to contain a green fluorescent protein (GFP) gene, which is activated in the presence of arabinose. The LB/amp/ara agar plate contains arabinose, which activates the GFP gene and causes the colony to appear green under normal light. When streaked onto LB/amp agar, which does not contain arabinose, the colony will not appear green under normal light. However, when viewed under UV light, the GFP gene will still be activated and the colony will emit a green fluorescent glow.
You would see a green fluorescent glow emanating from the colony when viewed under UV light. The glow may appear faint or bright depending on the strength of the GFP expression. The rest of the colony will appear opaque or translucent, depending on the density of the bacterial growth.
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Veins have valves to prevent the backflow of blood because the blood in veins flow ________.
A at a low pressure
B at a high pressure
C at a neutral pressure
D at atmospheric pressure
Answers
Veins have valves to prevent the backflow of blood because the blood in veins flows at a low pressure.
The correct answer is A) at a low pressure. Veins are blood vessels that carry deoxygenated blood back to the heart. Unlike arteries, which carry oxygenated blood away from the heart under higher pressure, veins experience lower pressure due to the distance from the heart and the resistance encountered in the peripheral circulation.
Veins have valves located at intervals along their length, particularly in the limbs, to ensure the one-way flow of blood toward the heart. These valves open when blood flows toward the heart and close to prevent the backflow of blood. The low pressure in veins makes them more susceptible to backflow, especially when influenced by factors such as gravity or muscular contractions.
By closing the valves, the blood is directed toward the heart, preventing retrograde flow and enhancing the efficiency of venous return. This mechanism helps maintain the proper circulation of blood throughout the body, allowing for effective oxygenation and nutrient delivery.
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which tools can be used to measure the volume of a substance? select the two correct anwsers. pls and also dont put any links thx u :)
Answers
Graduated cylinder along with the measuring cup both can measure the volume of the substance. It is the space occupied by the substance that is the matter that is contained inside the body.
What is the volume- density relation ?Mass per unit volume is the density of the substance.
A graduated cylinder, is the one that measures in milliliters which is measure of the volume. The English system that is equivalent to it is pints with quarts and gallons. It is easier to measure in mL , because it is already divided into the decimal system .
A cup is unit of volume measurement of the volume that is equal to the 16 tablespoons, 1/2 pint,1/4 quart or 8 fluid ounces. A US cup is nearly 237 mL. These both can be used to measure out the volume of the substances.
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Agriculture uses large amounts of water for imigation
Please select the best answer from the choices provided
T
F
Answers
Answer:F
Explanation: I just know
the best statement that describes breathing
Answers
Answer: Breathing
Explanation: The process of inhaling air into the lungs, absorbing oxygen through alveoli which then moves into the blood in the capillaries. Carbon dioxide moves from the blood in the capillaries, to the alveoli where it is then expelled as a gas from the lungs, and exhaled.
movement of food through your digestive system
Answers
7) What percentage of ppm of dissolved oxygen indicates good water quality?
a) 6.7
b) 8
c) 4.5
d) Below 4.5
Answers
Answer:
The answer is c. 4.5