The membrane structures that make up the cell are called
A organisms
B) organelles
C) systems
D) Tissues
Answers
Like the mitochondria
Related Questions
What are the four phases of mitosis?
O anaphase, cytokinesis, metaphase, telophase
O anaphase, cytokinesis, metaphase, prophase
O anaphase, metaphase, prophase, telophase
O anaphase, cytokinesis, prophase, telophase
Please answer fast
I will mark brainliest and if right will Venmo u $5 thanks
Answers
Which is the best evidence that continental plates continue to move?
A recurring weather patterns
B predictable cycles of solar events
C glacial movement and calving
D volcanic activity along the ring of fire
Answers
Which stages of cellular respiration produce CO2 as a waste product? a. All four stages produce CO2- b. citric acid cycle and oxidative phosphorylation c. glycolysis, pyruvate oxidation and the citric acid cycle d. pyruvate oxidation, and the citric acid cycle e. glycolysis and pyruvate oxidation is oxidized.
Answers
The stages of cellular respiration that produce Carbon dioxide as a waste product are pyruvate oxidation and the citric acid cycle. Therefore option"C" is correct.
A series of chemical reactions in the living cell is known as cellular respiration. The breakdown of glucose into ATP, which can be used as energy to carry out various body processes. Cellular respiration has three main stages: oxidative phosphorylation, the citric acid cycle, and glycolysis. Pyruvate enters into the mitochondrial matrix and is converted into a two-carbon particle bound to coenzyme A, called acetyl CoA. Carbon dioxide is released and NADH is produced.
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A longitudinal wave moves energy that is_____ to the direction of the wave’s movement.
Answers
Answer:
The answer would be parallel to the direction of the wave's movement I believe :)
Answer:
parallel
Explanation:
e2021
How does the nucleus help the plant cell wall carry out its function?
Choose 1 answer:
Choose 1 answer:
(Choice A)
A
The nucleus stores sugars that are used in building the cell wall.
(Choice B)
B
The nucleus contains genes that provide information for building parts of the cell wall.
(Choice C)
C
The nucleus breaks down sugar to provide energy that the cell wall uses to build its structure.
Answers
The nucleus helps the plant cell wall carry out its function because B The nucleus contains genes that provide information for building parts of the cell wall.
What is the function of the cell nucleus in a eukaryotic cell?The function of the cell nucleus in a eukaryotic cell is to carry out the genetic information contained in the DNA sequence which is based on different genes that are transcribed and then translated to express this information during the generation of proteins such as those that form the cell wall and other types of cell structures.
Therefore, with this data, we can see that the function of the cell nucleus in a eukaryotic cell is to provide the genetic information necessary to encode proteins including the protein of the cell walls due to the sequential processes of transcription and translation.
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Fifty-five-year-old Hansen wants to have a child with his new bride. You express your concerns and explain to your friend that biological fathers who are 45 years or older have increased rates of offspring born with __________. Group of answer choices
Answers
Answer:
disability
Explanation:
The answer is disability
Mr. crab loves to fry food. but the grease often splatters everywhere making a big mess. he decides to set up a test in order to determine which dish soap is best at removing grease. he washes 20 greasy dishes with standard dawn dish soap and washes another 20 greasy dishes in his own super awesome amazing dish soap. what is the independent variable in this experiment?
Answers
Mr. crab loves to fry food. but the grease often splatters everywhere making a big mess. he decides to set up a test in order to determine which dish soap is best at removing grease. he washes 20 greasy dishes with standard dawn dish soap and washes another 20 greasy dishes in his own super awesome amazing dish soap. here dawn dish soap and super awesome amazing dish soap is the independent variable in this experiment
the experiment's independent variable The cause is the independent variable. Its value is unaffected by the other factors in your study.The effect is the dependent variable. Its value fluctuates as the independent variable changes.To learn more about independent variable
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What causes wind formation?
A: the constant density of air
B: the temperature differences in the hemispheres
C: the turning of circulating air vents
D: the movement of the earth on its axis
Answers
Answer:
its either "the turning of circulating air currents" or "A"
SORRY ITS BETWEEN THESE 2
Explanation:
Wind forms when the sun heats one part of the atmosphere differently than another part. This causes expansion of warmer air, making less pressure where it is warm than where it is cooler. Air always moves from high pressure to lower pressure, and this movement of air is wind.
Wind formation is the result of the temperature differences in the hemispheres. The correct option is B.
Temperature differences occur because of the unequal heating of the Earth's surface by the Sun.
Because of this, warm air rises from low-pressure regions where the surface is heated more intensively, while cooler air descends into high-pressure regions where the surface is relatively cooler.
We experience wind as a pressure gradient caused by air moving from areas of high pressure to areas of low pressure.
Option D mentioned how the Earth rotates on its axis influences wind production.
The moving air is deflected to the right in the Northern Hemisphere and to the left in the Southern Hemisphere due to the Coriolis effect, which is brought on by the Earth's rotation.
Thus, the correct option is B.
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Also known as nephrorrhaphy, a _____ is the surgical fixation of a floating kidney.
A) nephropexy
B) nephroptosis
C) nephropyosis
D) hydronephrosis
Answers
Also known as nephrorrhaphy, a nephropexy is the surgical fixation of the floating kidney.
Nephropexy is a technical surgery that was performed in the year 1881 by Eugen Hahn. It is used to treat the condition of floating kidney also called nephroptosis. In this surgery he kidney is fixed to the retro-peritoneum of the body.
Kidney is the organ of the excretory system of the human body. It is in the shape a bean and is present in a pair. It is involved in the filtration of the blood of the body. The kidney has a basic unit called nephron. There are several nephrons that together form the kidney.
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According to the data collected by the Economic Policy Institute, what is the relationship between annual earnings and education attainment?
Answers
Summerize the alimentary canal structure of an animal
Answers
Answer:
The organs that food and liquids travel through when they are swallowed, digested, absorbed, and leave the body as feces
Need help with this science question
Answers
B is the gene for brown hair and b is the gene for red hair. In the Punnett square below, the gene that belongs to the empty box is bb.
According to the Punnett square, offsprings from these two parents have a 50% chance of inheriting one B allele and one b allele. For the B gene, the Individuals that inherit these two alleles are heterozygous.
Inheriting Bb confers the phenotype is brown hair. Whereas, inheriting bb confers the phenotype is red hair.
For predicting the possible allele combination and their frequencies for a particular cross the Punnett square is used.
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Waxy or oily compounds are?
Answers
Cells typically respond to DNA damage in three ways: by ceasing
(stopping) to grow and divide until the damage is repaired, by
permanently ceasing (stopping) to grow and divide, or by dying. In
2010 a group of scientists reported that a certain kind of immune
reaction can cause DNA damage that leads to a fourth response.
DNA damage can turn off genes involved in cell-signalling
pathways. Turning off these genes can cause less-mature cells to
divide too rapidly, often leading to the development of
Answers
Answer: A tumor I think
Explanation: Mitosis.
How can amino acids be use to maintain the blood pH?
Answers
Answer:
See the explanation below. Thanks!
Explanation:
The structure of an amino acid allows it to act as both an acid and a base. An amino acid has this ability because at a certain \(pH\) value (different for each amino acid) nearly all the amino acid molecules exist as zwitter-ions. If acid is added to a solution containing the zwitter-ion, the carboxylate group captures a hydrogen (\(H^+\)) ion, and the amino acid becomes positively charged. If base is added, ion removal of the \(H^+\) ion from the amino group of the zwitter-ion produces a negatively charged amino acid. In both circumstances, the amino acid acts to maintain the pH of the system—that is, to remove the added acid \((H^+)\) or base \((OH^-)\) from solution.
mango tree and Vanda ecological interaction
Answers
Answer:
The relation between a mango tree and an orchid is commensalism. An orchid growing on the branch of a mango tree is an epiphyte. Epiphytes are plants growing on other plants which, however, do not derive nutrition from them.
hope it helps
A _________________ mixture is one where the substances are evenly spread throughout.
heterogeneous
homogeneous
pure substance
Answers
A homogeneous mixture is one where the substances are evenly spread throughout.
Homogeneous mixture: what is it?A mixture that is homogenous has same proportions of its constituent parts throughout a given sample, whether it be a solid, liquid, or gaseous mixture. Its makeup is constant throughout. In a homogenous combination, just one phase of matter is visible.
What is a homogenous mixture and how do you use one?A homogeneous mixture has a consistent makeup or structure. For instance, when table salt is added to water, the resultant combination is homogenous because of salt dissolves in the liquid and the salt granules are dispersed throughout the entire volume of water.
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Your friend performed an experiment and reported that his hypothesis was proven by his dala,
this wrong? EXPLAIN!!!
Answers
Answer:
An expirement must have a variable! :) hope this help, have a good day!!
Explanation:
Describe the role of macroinvertebrates, including insect larvae, in the food chain of a stream or other freshwater ecosystem.
Answers
Macroinvertebrates, including insect larvae, play a vital role in the food chain of a stream or other freshwater ecosystems as primary consumers and decomposers.
Insect larvae, such as those of mayflies, stoneflies, and caddisflies, are common macroinvertebrates in freshwater ecosystems. These larvae consume algae, detritus, and decomposing plant material, converting these resources into energy and nutrients that can be consumed by higher trophic levels, such as fish and other predators.
Additionally, macroinvertebrates serve as an essential food source for secondary consumers, such as fish, amphibians, and birds. Their abundance and diversity within a freshwater ecosystem can also serve as an indicator of water quality, with a greater variety of macroinvertebrates typically signifying healthier conditions.
Thus, macroinvertebrates, including insect larvae, are crucial components of the food chain in freshwater ecosystems, as they serve as primary consumers and decomposers, breaking down organic matter and providing an essential food source for secondary consumers.
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Bill Nye Evolution Video Questions
1. _______________________ has been going on for billions of years.
2. Genes are made up of_______________________.
3. The chemistry of all living things is the same / different .
4. DNA is considered to be the building blocks of __________________________.
5. A human has 46 ______________________ .
6. Giraffes have long necks so that they can _________________ the leaves that others animals can’t.
7. Evolution by selection is a change that occurs over generations / overnight.
8. A paleontologist is a scientist that studies ___________________________.
9. The study of life through time is called __________________________.
10.Humans have changed the ________________________ faster than most living things can keep up.
11.A fossil can show how life has ______________________ on Earth.
12.Bird feathers and _______________________ scales are made of the same things.
13.A ground sloth lived 12,000 years ago during the __________________________ age.
14.Natural selection is the changes of size and shape of living things in ________________________.
15.Charles ____________________ was the scientist that developed the Theory of Evolution.
Answers
Answer:
1.evolution
2.DNA
3.the same
4.life
5.chromosomes
6.eat
7.generations
8.life through fossils
9.paleotology
10.enviroment
11.changed
12.reptile
13.ice age
14.nature
15.Darwin
The answers are
1. evolution, 2.DNA, 3. Same, 4.life, 5.chromosomes, 6.eat, 7.generations, 8.life through fossils, 9.paleotology, 10.enviroment, 11.changed, 12.reptile, 13.ice age, 14.nature 15.Darwin.
What does the video on evolution suggest ?The process of evolution has been for going on for millions of years. the DNA is a genetic code. The chemistry of the living things is the same. The DNA s considered are building block of life. Humans have 46 chromosomes. A giraffe eats through the long neck. The evolution can lead to the generation of life. The life through the fossils is studied by the paleontologist.
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FILL IN THE BLANK. a spinal reflex requires the participation of each of the following, except __________.
Answers
A spinal reflex requires the participation of each of the following, except cerebral cortex.
Spinal cord reflexes are basic actions that are induced by central nervous system (CNS) circuits that are totally contained inside the spinal cord. The sensory afferent fibres that elicit these reflexes reach the spinal cord and directly or indirectly trigger spinal motor neurons via a chain of one or more spinal interneurons.
The stretch reflex, Golgi tendon reflex, crossed extensor reflex, and withdrawal reflex are all examples of spinal reflexes. The monosynaptic reflex arc is the most basic type of spinal reflex, including four components: The receptor (in this case, the muscle spindle). The withdrawal reaction (reflex), also known as the nociceptive flexion reflex, is a spinal cord natural response that is important in shielding the body from damaging stimuli.
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How are glaciers, glaciation and human activities relate to climate change or global warming
Answers
Answer:
The Production of C02 Co2 is an greenhouse gas and will go up into the atmosphere to heat it if the atmosphere is gaining to Much C02 it will heat up therefore Glaciers Will melt under the increasing heat a
Researchers have undertaken a long-term study of populations of rock pocket mice, Chaetodipus intermedius, in Arizona and New Mexico. Rock pocket mouse fur is either dark or light in color. Most of the populations studied live in areas with light-colored granite rocks; however, some areas are dominated by dark-colored rocks from ancient lava flows. Researchers collected mice from six sites in Arizona and recorded their coat colors. Figure 1 shows the study sites, the rock colors, and the distribution of coat colors. In the Arizona populations, the melanocortin-1 receptor (MC1R) gene is responsible for coat color phenotype (light or dark). The MC1RD allele, which results in a dark coat, is dominant to the d allele. Researchers collected samples of mice from all six study sites and sequenced the MC1R gene. They also collected mice with dark coats from a location in New Mexico, the Carrizozo lava flow, to determine if the MC1Rgene was also responsible for the dark coat colors observed in that population. The rock pocket mouse population in Carrizozo is isolated from the populations in Arizona. Table 1 presents the genotypic data from sampled mice from all seven locations. Which of the following best describes the processes occurring between the mouse populations and their environments?
Answers
The processes occurring between the mouse populations and their environments is natural selection.
The color of the mouse's fur coats is determined by the melanocortin-1 receptor (MC1R) gene, and the MC1RD allele is dominant to the d allele.
The mice living in the areas with light-colored granite rocks are more likely to have a light coat due to natural selection, while those living in areas with dark-colored rocks from ancient lava flows have a higher chance of having a dark coat.
The table of genotypic data from the mice in the seven locations provides evidence of this phenomenon.
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The images show the stages of human development. At which stage does cell differentiation start?
Answers
Answer:
the second picture is your answer
Answer:
the second picture to your right
Explanation:
what type of wave must have a medium to transfer energy
Answers
Answer:
Mechanical waves
Explanation:
Mechanical waves are waves that must have a medium to transfer energy. Without a medium, mechanical waves cannot be propagated in space.
Electromagnetic waves on the other hand do not require a material medium for their propagation. They can move energy through a vacuum. Examples of mechanical waves are sound waves, water waves, seismic waves etcExamples of electromagnetic waves are x-ray, infrared, light waves.To______
means to allow another
road user to cross or use an intersection or
roadway before you do.
Answers
Answer: Yield
Explanation: Yielding is an important traffic rule that promotes safety and smooth flow of traffic. It is an important practice that helps maintain order on the roads and promotes safety for all road users. It's essential to be attentive, follow traffic signs and signals, and be aware of the right of way rules in your area to ensure a safe driving experience.
When you yield, you give the right of way to another driver or pedestrian. This means that you let them go first, even if it might inconvenience you or require you to slow down or stop.
Yielding is typically required in situations such as:
Yielding to pedestrians: When you approach a crosswalk or intersection where pedestrians are waiting to cross, you should yield to them and allow them to safely cross the road before you continue to drive. Drivers must yield to pedestrians within a crosswalk.
Yielding at intersections: When you approach an intersection where there are other vehicles, you should yield to those already in the intersection or approaching from the right. This helps prevent accidents and ensures a smooth flow of traffic.
Yielding when merging: When merging onto a highway or another lane, you should yield to the vehicles already in that lane. This allows for a safe and efficient merging process.
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which of the following drugs competitively blocks glycine binding to glycine receptors? group of answer choices bicuculline strychnine benzodiazepines picrotoxin
Answers
The drug that competitively blocks glycine binding to glycine receptors is strychnine.
Strychnine is a drug that competitively blocks glycine binding to glycine receptors. Glycine receptors are inhibitory receptors in the central nervous system that mediate the effects of the neurotransmitter glycine. When glycine binds to these receptors, it leads to an inhibitory response, hyperpolarising the postsynaptic neuron and reducing neuronal excitability.
However, when strychnine blocks the binding of glycine to its receptors, it prevents the inhibitory effect of glycine, leading to increased neuronal excitability. This can result in symptoms such as muscle spasms, convulsions, and respiratory distress.
Bicuculline is a drug that acts as an antagonist of GABA receptors, not glycine receptors. Benzodiazepines enhance the effects of GABA, but they do not directly interact with glycine receptors. Picrotoxin is another GABA receptor antagonist and does not affect glycine receptors either.
Therefore, among the options given, strychnine (b) is the drug that competitively blocks glycine binding to glycine receptors.
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_____ ______ are unusual associations made in order to remember the material better psychology
Answers
Mnemonic devices are unusual associations made in order to remember the material better.
What do Mnemonic devices mean?Mnemonic devices can be considered as the usage of different memory strategies in order to remember huge volumes of info and data about a particular study and or research based material, which may be very useful in regular disciplines such as systematic and taxonomy (biology field).
Therefore, with this data, we can see that mnemonic devices are based on distinct memory strategies in order to remember all the studied material in a given field and or discipline.
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dna microarrays are coated with dna coding for mutations. if an individual has the genetic mutation, their dna _____ bind to the microarray.
Answers
If an individual has the genetic mutation, their DNA will bind to the microarray. DNA microarray is a technology used to study gene expression and genetic variation.
Microarray chips contain small amounts of single-stranded DNA fragments immobilized on their surface that represent specific genes. DNA probes are then hybridized with the target DNA to determine the expression levels of the genes of interest. The DNA probes are also tagged with fluorescent dyes so that they can be detected.
DNA microarrays can be used to identify mutations by measuring the expression levels of genes in a patient's sample. DNA microarrays are coated with DNA coding for mutations. If an individual has the genetic mutation, their DNA will bind to the microarray. A mutation in a DNA sequence may result in the expression of a different protein, which could cause a variety of diseases.
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choose nine different amino acids that have side chains that are least like water (hydrophobic) and, when incorporated into protein polymer, will make this region less soluble in water.
Answers
As a result, they must be derived from food. Histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine are the nine essential amino acids. Amino acids are organic chemicals.
Carbon-hydrogen bonds are found in organic chemicals. All amino acids have the same basic structure. A central carbon atom is linked to a basic amino group, a carboxylic acid group, a hydrogen atom, and an R-group, or side-chain group, in each molecule.
The primary function of amino acids is to serve as protein building blocks. Proteins are typically made up of 50 to 2000 amino acids that are joined end-to-end in a variety of different ways. Each protein has a distinct amino acid sequence in its twisted and folded configuration.
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