Answer:
The answer is option C ( phospholipids and proteins)
Explanation:
Mark brainliest
Phospholipids are a crucial part of every cellular membrane. Additionally, proteins are present in the nuclear and plasma membranes, where they perform functional functions such cell signaling and transport. Thus, option C is correct.
What are Phospholipids?Phospholipids are compound lipids made of alcohol, fatty acids, nitrogen base, and phosphoric acids. The cell membrane is primarily made up of these complex lipids, which also give the membranes their fluidity.
The primary substance of the cell membrane is a phospholipid, a kind of lipid molecule. Lipids are a class of chemicals that include, among other things, waxes, certain vitamins, and fats.
Two fatty acids, a phosphate group, and a glycerol molecule make up each phospholipid.
Phospholipids are organic, essential components of cells. They support the strength, flexibility, and integrity of cell membranes and their surface membranes, making them structural elements of both.
Therefore, Phospholipids and proteins in plasma or nuclear membranes.
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write an essay about importance of studying in environmental education?
Answer:
Environmental education increases public awareness and knowledge about environmental issues or problems. In doing so,individuals develop a deeper understanding of environmental issues and have the skills to make informed and responsible decisions.
Besides, it provides food, shelter, air, and fulfills all the human needs whether big or small. Moreover, the entire life support of humans depends wholly on the environmental factors. In addition, it also helps in maintaining various life cycles on earth.
In conclusion, environmental education has become a critical issue. In addition to individuals and governmental bodies, associations and learned societies have taken up the cause and published directories and handbooks about environmental education.
why is immunisation important especially to children under the age of 5
Answer:
Childhood vaccines or immunizations can seem overwhelming when you are a new parent. Vaccine schedules recommended by agencies and organizations, such as the CDC, the American Academy of Pediatrics, and the American Academy of Family Physicians cover about 14 different diseases.
Vaccinations not only protect your child from deadly diseases, such as polio, tetanus, and diphtheria, but they also keep other children safe by eliminating or greatly decreasing dangerous diseases that used to spread from child to child.
A vaccine is a dead, or weakened version, or part of the germ that causes the disease in question. When children are exposed to a disease in vaccine form, their immune system, which is the body's germ-fighting machine, is able to build up antibodies that protect them from contracting the disease if and when they are exposed to the actual disease.
Over the years, vaccines have generated some controversy over safety, but no convincing evidence of harm has been found. And although children can have a reaction to any vaccine, the important thing to know is that the benefits of vaccinations far outweigh the possible side effects
hope it help u
itz by alien +insaan
On Saturday mornings, farmers from across the county set up stalls on town squares to sell produce they have grown and picked
themselves. This is an example of which of the following?
fair trade
futures
outsourcing
direct marketing
Answer 3 to get brainliest on god
the answer is true
Explanation:
because that molecule can plant and help plants
Answer:
I don't know the first 2 but the 3rd one is true.
I know it's nor a lot, but i hope it helps!
Tori created the following table to summarize the key features of the three types of magma. What correction needs to be made? Basaltic Rhyolitic Andesitic Silica (SiO2) content 45-55% 55-65% 65-75%
Gas Content Low Intermediate High Explosivity Low Intermediate High Gas Content should be reversed (“High” under Basaltic and “Low” under Andesitic)
Explosivity should be reversed (“High under Basaltic and “Low” under Andesitic)
Basaltic and Andesitic should be switched
Rhyolitic and Andesitic should be switched
Basalt is a fine-grained, dark-colored igneous rock made primarily of the minerals plagioclase and pyroxene.
What are Basalt?The most prevalent rock on the surface of the Earth is basalt. Specimens range from dark green to brown to black in hue. Basalt is primarily made up of olivine, pyroxene, and plagioclase and is rich in iron and magnesium.
The majority of specimens are glassy, compact, and finely grained. They may also contain olivine, augite, or plagioclase phenocrysts and be porphyritic.
Basalt may have a texture that is coarsely porous due to holes caused by gas bubbles.
Therefore, Basalt is a fine-grained, dark-colored igneous rock made primarily of the minerals plagioclase and pyroxene.
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Tori created the following table to summarize the key features of the three types of magma, and corrections need to be made as follows: Gas content should be reversed ("high" under basalt and "low" under andesitic).
What is the significance of the magma and gas contents?Different magmas have different gas contents, such as the basaltic magma, which has a high gas content that can result in explosive eruptions, and the andesitic magma, which has a low gas content and is less likely to cause explosive eruptions.
Hence, Tori created the following table to summarize the key features of the three types of magma, and corrections need to be made as follows: Gas content should be reversed ("high" under basalt and "low" under andesitic).
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Which of the following describes a limiting factor of population size?
Birth rate
Death rate
Available land
Gestational period
Answer:
death rate
Explanation:
As death rate increases there's decrease in population
flow chart of components of blood
Explanation:
Plasma
White blood cells
Red blood cells
from top to base of test tube
How are most traits inherited
Placebos are sometimes used in research in order to demonstrate the effects of participant expectations or beliefs on the outcome of behavior true or false
Answer:
true
Explanation:
Which immune process is most similar to a child being exposed to pathogens by eating dirt? immunization injections cilia filtration natural killer cells anti-histamine reactions
The process most similar to a child eating dirt and being exposed to pathogens is called immune priming. Immune priming is when a person is exposed to a weak antigen or pathogen, stimulating a response from their immune system that will help them better respond to a secondary, stronger exposure to the pathogen.
What is priming?Antigen-specific T helper cell precursors initially come into touch with an antigen during priming. The ensuing interaction between T helper cells and B cells, which triggers the production of antibodies, is crucial. [1] When antigen is delivered to naive lymphocytes in an immunogenic state, priming of those cells takes place (capable of inducing an immune response). The primed cells will then develop into memory cells or effector cells, respectively, that can mount a stronger and quicker response to subsequent and forthcoming immunological threats. [2]
Dendritic cell antigen presentation is necessary for priming naive T cell activation. Naive CD8 T cells that have been primed produce cytotoxic T cells that can kill pathogen-infected cells directly. According on the sort of signals they receive, CD4 cells can grow into a wide range of effector cell types.
What is the function of CD4 cells?Co-receptors of TCRs (T cell receptors), CD4 cells help TCRs communicate with antigen-presenting cells. The antigen-presenting MHS class II molecules are specifically targeted by the TCR complex and CD4 cells. These CD4 cells' extracellular D1 domain interacts with the MHC Class II 2 region to form a bond. Because of this interaction, the tyrosine kinase Lck is able to phosphorylate ITAMs (immunoreceptor tyrosine activation motifs), which are attached to the cytoplasmic tail of CD4 on the cytoplasmic domains of CD3. The T cell receptors' ability to produce messages is enhanced by this.
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Can someone please help me with this I don’t know how to label them I really need help i need to turn it in please
Which of the following methods of asexual reproduction is usually associated with the production of spores?
A: multiple fission
B: binary fission
C: fragmentation
D: budding
Answer:
multiple fission
Explanation:
Which conclusion do the data in the graph support?
Conclusion on the graph supports that D, when forests are cut down faster than they can be replenished, biodiversity quickly decreases.
Why is biodiversity decreasing?The graphs show that the consumption of lumber has been increasing over time. This means that more trees are being cut down each year. However, the amount of forest resources has been decreasing over time. This is because trees are being cut down faster than they can grow back. As a result, there are fewer trees in the forest, and the forest is less able to support biodiversity.
The graphs also show that biodiversity has been decreasing over time. This is because the forest is less able to support a variety of plants and animals when there are fewer trees. As a result, the forest is less healthy and less able to provide the benefits that we depend on, such as clean air and water.
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Complete question:
Which conclusion do the data in the graphs support?
A. When forests are cut down faster, they are replenished faster, and biodiversity is maintained.
B. As consumption of lumber increases, forest resources and
biodiversity also increase.
C. As consumption of lumber decreases, forest resources and
biodiversity also decrease.
D. When forests are cut down faster than they can be replenished,
biodiversity quickly decreases.
Type the correct answer in the box. Spell all words correctly.
What is a close relationship between two organisms that live together called?
The close relationship between two organisms that live together is called
Reset
Next
Answer:
symbiosis.
Explanation:
The term that you are referring to is symbiosis. (a symbiotic relationship)
Symbiosis is a proximate and often long-term interaction between two or more different biological species.
PLEASE HELP IT IS DUE NOW
What kind of fractures are tennis players more prone to?
Answer:
Stress fractures are considered one of the most common injuries in athletes. In tennis, stress fractures are due to repetitive jarring and excessive submaximal loads on bones and muscles. The number one symptom of stress fractures is pain.
In proper putting the trash in the trashbin how does it help in protecting the environment?
Answer:
it helps improve air and water quality as well as reduces greenhouse gas emissions and in minimizing the extraction of resources along with reducing pollution and energy consumption which is associated with manufacturing new materials.
Explanation:
hope it helps!
Answer:
If the trash are kept properly in trashbin then the environment will be clean .
Which does not show a relationship between biotic and abiotic parts of an environment?
A. a wolf and the rabbit it hunts B. a beetle and the rock it lives under
C. a tree and the soil its roots grow in D. a river and the fish that swim in it
Answer:
A wolf and the rabbit it hunts.
Explanation:
The question asked for a relationship between biotic and abiotic parts of an environment. This example shows the relationship between two biotic parts in the environment.
Explain how different links can show a relation between two species. Describe evidence that shows other correlations and causations between the species.
Different links show relationships between two species. In the scientific world, there are three types of links, including mutualism, parasitism, and commensalism.
Mutualism is a relationship in which both species benefit. Parasitism is where one species benefits, and the other is harmed. Commensalism is a relationship in which one species benefits, and the other is not harmed or helped.One example of a mutualistic relationship is the bee and flower relationship. Bees collect nectar and pollen from flowers for their food, while at the same time, the bee helps in pollination. The bee gets food from the flower, and the flower is pollinated. This is a mutualistic relationship. A parasitic relationship is the relationship between tapeworms and humans. Tapeworms live inside the host and get their food from the host, thereby, causing harm to the host. Evidence that shows correlation and causation between the species includes physical changes in the organism or adaptations to the environment. For example, an animal that feeds on a certain plant may evolve to have a longer tongue to reach the nectar of that plant. In summary, different links show relationships between species, including mutualism, parasitism, and commensalism. The evidence for the correlation and causation between species includes physical changes or adaptations in the organism or environment.For more questions on species
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A variable is something that can be changed in an experiment. Look on the SIMULATION pane.
What are the three variables you can change in your laboratory?
Predict: Which of these variables do you think will have the greatest effect on the aliens? Why?
Get the Gizmo ready:
Click Reset.
Select the BAR CHART tab.
Turn on Show numerical values.
Observe: Change the Light to 0 hours/day, the Water to 1 drops/hr, and the Temperature to 0 °C.
Click Play, and observe the aliens until the numbers are stable. Click Pause.
1. How many of each type of alien are there now?
.
.
O Thin: 50 Medium: 25 Thick: 25
O Thin: 0 Medium: 80 Thick: 20
O Thin: 2 Medium: 8 Thick: 90
O Thin: 20 Medium: 80 Thick: 0
An experiment usually has three kinds of variables: independent, dependent, and controlled. The independent variable is the one that is changed by the scientist.
What do you mean by independent variable?It is a variable that stands alone and isn't changed by the other variables you are trying to measure. For example, someone's age might be an independent variable. Other factors (such as what they eat, how much they go to school, how much television they watch).
For example, if you are measuring how the amount of sunlight affects the growth of a type of plant, the independent variable is the amount of sunlight.
An easy way to think of independent and dependent variables is, when you're conducting an experiment, the independent variable is what you change, and the dependent variable is what changes because of that.
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Name a daughter cell type formed by the meiotic division of gamete mother cells of X ?
Answer:
Haploid
Explanation:
Each daughter cell is haploid, because it has half the number of chromosomes as the original parent cell.
Answer:
=> HaploidExplanation:
=> Daughter cell type formed by the meiotic division of gamete mother cells of X is haploid because it contain half the number of chromosomes of the diploid parent cell.
Help me write a research proposal Title: "Freshwater fish pond" (include sources and citations)
Answer:
Explanation:
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OUTLINE the following stages of cellular respiration… 1.Glycolysis 2.Link reaction 3.krebs cycle 4.electron transport chain
The electron transport chain, the NADH and FADH2 produced in the earlier stages are used to generate a large amount of ATP. Overall, cellular respiration is a key process for producing energy that is used by cells to perform a variety of functions.
What is Cellular Respiration?
Cellular respiration is the process by which cells break down glucose and other molecules to produce energy in the form of ATP (adenosine triphosphate). This process occurs in three stages: glycolysis, the Krebs cycle, and the electron transport chain. In glycolysis, glucose is broken down into pyruvate, producing a small amount of ATP and NADH. The link reaction then converts pyruvate to acetyl-CoA, which enters the Krebs cycle. In the Krebs cycle, acetyl-CoA is further broken down, producing ATP, NADH, and FADH2.
Glycolysis: This is the first stage of cellular respiration, which occurs in the cytoplasm of cells.
Link Reaction: The link reaction is the second stage of cellular respiration and occurs in the mitochondria.
Krebs cycle: The Krebs cycle, also known as the citric acid cycle, is the third stage of cellular respiration and occurs in the mitochondrial matrix. It involves the breakdown of acetyl-CoA into carbon dioxide, producing ATP, NADH, and FADH2 in the process.
Electron transport chain: The electron transport chain is the final stage of cellular respiration and occurs in the inner mitochondrial membrane.
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You are a farmer starting an orchard and interested in breeding citrus trees. In grapefruits, big fruit (B) is dominant over small fruit (b), and silky skin (S) is dominant over rough skin (s). You cross a homozygous tree that has big fruit and silky skin, with a homozygous tree that has small fruit and rough skin. You self-cross the F1 to produce the F2.
Required:
a. What will be the phenotypic ratios in the F2?
b. If you backcross an F1 tree with the big, silky skin parent, what phenotypes and proportions would you expect in the offspring?
c. If you backcross an F1 tree with the small, rough skin parent, what phenotypes and proportions would you expect in the offspring?
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Which of the following is used for STRUCTURE and not for ENERGY?
A)glycogen which stores excess glucose consumed by animals
B)starch which stores excess glucose made during photosynthesis in plants *
C)cellulose which is difficult to break apart
Answer:
the answer is option c cellulose..
Explanation:
Cellulose is a molecule, consisting of hundreds – and sometimes even thousands – of carbon, hydrogen and oxygen atoms. Cellulose is the main substance in the walls of plant cells, helping plants to remain stiff and upright. Humans cannot digest cellulose, but it is important in the diet as fibre.
Starch or amylum is a polymeric carbohydrate consisting of numerous glucose units joined by glycosidic bonds. This polysaccharide is produced by most green plants as energy storage
Glycogen is a multibranched polysaccharide of glucose that serves as a form of energy storage in animals, fungi, and bacteria. The polysaccharide structure represents the main storage form of glucose in the body.
hope it helped you and the answer is correct
The term that is used for structure and not for energy is cellulose, which is difficult to break apart. The correct option is c.
What is cellulose?A molecule called cellulose is made up of hundreds, and occasionally even thousands, of carbon, hydrogen, and oxygen atoms. The primary component of plant cell walls, cellulose, keeps plants rigid and upright.
A polymeric carbohydrate known as starch or amylum is made up of many glucose units connected by glycosidic linkages. Most green plants synthesize this polysaccharide as a form of energy storage.
Animals, fungi, and bacteria all use the multibranched polysaccharide of glucose known as glycogen to store energy. The primary form of glucose storage in the body is represented by the polysaccharide structure.
Therefore, the correct option is C) cellulose, which is difficult to break apart.
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What is the basic of a fatty acid
A basic fatty acid has a long chain of carbon atoms (generally even in number) along with a carboxyl group at one terminal. The fatty acid may be saturated or unsaturated depending upon the presence of double bonds.
Fatty acids are the carboxylic acids due to the presence of the carboxyl group. In an organism's body, fatty acids are the source of energy. Besides they are also involved in the formation of phospholipids which are an essential component of cell membrane.
Unsaturated fatty acids are those that contain one or more double bonds. This gives a little kink to their structure which is very essential for the fluidity of cell membranes. They are less stable than the saturated fatty acids and are also more prone to rancidity.
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Explain some ways that human population impact our ability to fish for food.
One of the ways that human population impact our ability to fish for food is overfishing.
What is over fishing?The demand for seafood rises along with the world population. To fulfill the rising demand, fishing efforts are increased as a result. When fish populations are overfished, their numbers are reduced and their capacity to reproduce and replenish themselves is compromised.
Overfishing endangers the long-term availability of fish as a food source and disturbs marine ecosystems and biodiversity.
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Which of the following accurately describes the relationship between
feedback mechanisms and homeostasis?
A. Feedback mechanisms are the organism's response to changing
conditions. They keep working until internal conditions return to
normal.
B. Feedback mechanisms counteract homeostasis.
C. Feedback mechanisms have no relationship to homeostasis.
D. A feedback mechanism is initiated when conditions are stable for
too long. They work until the organism wakes up and begins to
move around.
The correct answer is A. Feedback mechanisms and homeostasis are closely related in that feedback mechanisms help to maintain homeostasis in living organisms. (option-a)
Homeostasis is the process of maintaining a stable internal environment despite external changes. Feedback mechanisms are the physiological responses of an organism to maintain this stability. For example, if the body temperature drops, the feedback mechanism in the body responds by shivering to generate heat and maintain the internal temperature. Similarly, if the body temperature rises, the feedback mechanism in the body responds by sweating to cool down and maintain the internal temperature. In both cases, the feedback mechanism works until the internal conditions return to normal, thereby maintaining homeostasis. Therefore, feedback mechanisms are essential for the maintenance of homeostasis in living organisms.(option-a)
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1. The base pairing model of DNA replication predicts the complementary DNA strand after replication. Which of the following is a limitation of the model?
Question 1 options:
The model is limited to only human DNA.
The model doesn't predict the proteins that are transcribed.
The model is limited to DNA and doesn't account for RNA.
The model is limited by not accounting for natural errors during DNA replication.
Question 2
A Biology student is investigating DNA replication in peony flowers; which of the following is a specific and testable question that could guide their research?
Question 2 options:
What is the error rate in complementary DNA strand sequences of peony flower after replication?
What is the DNA sequence of a peony flower?
What is the rate of error in DNA replication?
What is the complementary DNA strand sequence of a peony flower?
Question 3
You are studying DNA replication; using the base pairing model of DNA replication, which of the following would you predict is the complementary DNA sequence for the parent DNA strand AGTCCATG?
Question 3 options:
AGTCCATG
TCAGGTAC
GATTACAA
GACTTGCA
Question 4
You are investigating the genetics of pink and white peony flowers; what is a specific and testable question you could ask about the flowers?
(WILL MARK BRAINLIEST!!!)
The answers include the following:
The base pairing model of DNA replication predicts the complementary DNA strand after replication therefore the following which is a limitation of the model is that the model is limited to DNA and doesn't account for RNA.A Biology student is investigating DNA replication in peony flowers; the following which is a specific and testable question that could guide their research is what is the DNA sequence of a peony flower?You are studying DNA replication; using the base pairing model of DNA replication, the following would you predict is the complementary DNA sequence for the parent DNA strand AGTCCATG is TCAGGTAC.What is DNA?This is known as deoxyribonucleic acid and it is the genetic material of almost all living organisms.
It ensures that traits are passed from the parent to offspring during the process of reproduction. The complementary DNA sequence for the parent DNA strand AGTCCATG is TCAGGTAC because adenine binds with thymine and cytosine binds with guanine.
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Which of the following nutrient provide more energy? a. Protein b. Carbohydrate c. Lipids d. Vitamins
The nutrient which provide more energy is C. Lipids
Among the given options, lipids provide the most energy per unit mass. Lipids, also known as fats, are a concentrated source of energy in the diet. When metabolized, lipids yield approximately 9 kilocalories (kcal) of energy per gram.
Carbohydrates, including sugars and starches, provide approximately 4 kcal of energy per gram. They are a readily available source of energy for the body, particularly for short-term energy needs. Proteins also provide approximately 4 kcal of energy per gram. However, their primary role is not as an energy source but rather as the building blocks for tissues, enzymes, and other important molecules in the body.
Vitamins, on the other hand, do not provide significant energy. They are essential for various biochemical processes in the body but do not contribute directly to energy production.
It is important to note that while lipids provide the most energy per gram, the overall balance and variety of nutrients in a diet are crucial for maintaining optimal health. Nutrient needs vary based on individual factors, such as age, sex, activity level, and overall health goals. Therefore, Option C is correct.
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