What is the job of proteins in the plasma membrane?
Answer:
distribution of drugs
Explanation:
Proteins in the cell membrane play a role in many other functions, such as cell signaling, cell recognition, and enzyme activity. Carbohydrates. Carbohydrates are also found in the plasma membrane; specifically, most carbohydrates in the membrane are part of glycoproteins, which are formed when a carbohydrate attaches to a protein.
Answer:
Transport nutrients
Explanation:
For example, plasma membrane proteins carry out functions as diverse as ferrying nutrients across the plasma membrane, receiving chemical signals from outside the cell, translating chemical signals into intracellular action, and sometimes anchoring the cell in a particular location
A scientist claims that the majority of the volcanoes on Earth occur on plate boundaries. How can this claim be further supported?
A. The majority of volcanoes occur on plate boundaries between oceanic plates and continental plates where subduction occurs.
B. The majority of volcanoes occur on plate boundaries between two oceanic plates where hot spot formation occurs.
C. The majority of volcanoes occur on plate boundaries between two continental plates where upliftment occurs.
The majority of volcanoes occur on plate boundaries between two continental plates where upliftment occurs.
D. The majority of volcanoes occur on plate boundaries between oceanic plates and continental plates where shearing occurs.
The correct option is ''The majority of volcanoes occur on plate boundaries between oceanic plates and continental plates where subduction occurs.''
Where most volcanoes occur?Most explosive eruptions occur in volcanoes above subduction zones, where one tectonic plate subducts beneath the other. Below the surface, magma forms when the rocks of the mantle melt just above the subducting plate.
In conclusion, the majority of volcanoes occur where subduction occurs.''
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Amino acid is to protein as_____________________.
Group of answer choices
A. fat is to lipid
B. DNA is to RNA
C. sugar is to fat
D. monosaccharide is to starch
Answer:
The answer is the D. because simple sugar is to starch
Nicotine replacement and self-management techniques are two approaches to smoking__________________.
What is the name of the method in which a smoker tries to avoid tempting situations and manages feelings that lead to nicotine use?
True or False Most people pick up smoking habits in adulthood.
Making sure your friends know you are tobacco-free and sticking to that decision in the face of pressures and influences requires ________________skills.
Critical Thinking Identify 5 health benefits of smoking cessation (stop smoking) that occur throughout the years after you quit, as well as those you see within a few days.
Can someone pls help me.
Answer:
It requires trolling your friends skills
Which of these urinary hydration biomarkers provides the best index of day to day hydration?
Plasma osmolality is the best urinary hydration biomarker that provides the best index of day-to-day hydration.
The amount of water that a person loses in sweat, urine, and respiration affects the health of a person. The overall health of a person is determined by the amount of water taken and absorbed by the body in a day. The urinary hydration biomarker indicates the complete water-body balance in 24 hours.
The water-retention ability of the body can be measured by hydration markers. Plasma osmolality is the best-suited biomarker that provides day to day hydration index. The osmolality tests can determine the amount of chemicals such as sodium, chloride, and potassium present in the body. These chemicals can control the water retention ability of a body. Therefore, their amount can show the best result of day-to-day hydration.
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Pls help I need to turn this in but I have no idea answers are and I don’t understand it
Answer:
2. Latitude
3. Altitude
4. Rain shadow
5. water
6. Specific heat
7. Microclimate
8. True
9. True (not sure)
Explanation:
Hope this helps
In order to study genetic mutations, scientists must study genetic material. Which statement describes the genetic material scientists are most likely studying?.
BRAINLIESTTT ASAP!!!
-recognize the names and relative ages of extinct hominids ( EXPLAIN THEM )
The group made up of all of our close relatives as well as extinct entire human race and current humans.
Which came first, hominids or hominins?Modern humans as well as all our extinct relatives on our own branching of the phylogenetic ladder are now referred to as hominins instead of hominids, as they were in previous classifications.
Exist hominins today?The hominins, a term used to describe a broad group of extinct humans and apes with human features, are now exclusively recognized as Homo sapiens. Around 20 species are included in this category, and there are likely many more that are still undiscovered. You might also be interested in: Human proximity changes animals.
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Choose the substances that can pass through the blood-brain barrier. Multiple select question. all hormones some anesthetics alcohol all metabolic waste all chemotherapy drugs nicotine
Based on the function of the blood-brain barrier, the substances that can pass through the blood-brain barrier are some anesthetics and all hormones.
What is the blood-brain barrier?The blood-brain barrier is a network of blood vessels and tissues which selectively allow the movement of certain substances in blood into the brain bit not others which are harmful to the brain.
Some of the substances that can pass through the blood-brain barrier include:
water,oxygen,carbon dioxide, andsome anestheticshormonesTherefore, from the given options, the substances that can pass through the blood-brain barrier are some anesthetics and all hormones.
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Heat shields on a space craft are necessary when it reenters the earth’s atmosphere because at the high speed of entry air will
_________.
Answer:
burn
Explanation:
How is the dna in a prokaryote different from the dna in a eykaryote ?
Answer:
Prokaryotes and eukaryotes differ in their DNA structure and location. Prokaryotes, such as bacteria, have a single circular chromosome that is not enclosed in a nucleus. In contrast, eukaryotes, such as humans, have multiple linear chromosomes enclosed in a membrane-bound nucleus. Additionally, eukaryotes have specialized organelles, such as mitochondria and chloroplasts, that contain their own DNA. Prokaryotes lack these organelles. Furthermore, eukaryotes have more complex DNA packaging, involving histones and chromatin, to allow for more precise regulation of gene expression. In summary, the DNA in prokaryotes is simpler in structure, location and packaging compared to eukaryotes.
Explanation:
Answer:
B
Explanation:
I'm going to be very straigthtforward as I do not want to confuse you. Inside a prokaryotic cell, the DNA foats around in the Cytoplasm, but in a Eukaryotic Cell, that DNA is enclosed in the nucleus. Therfore, the correct answer is B.
I put a lot of effort into my answers, so I would really appreciate a brainliest. Thanks!
which electron microscope technique below is used to image the surfaces of objects ranging in size from a virus to an animals head
The electron microscope technique used to image the surfaces of objects ranging in size from a virus to an animal's head is scanning electron microscopy (SEM).
Electron microscopy is a technique for imaging specimens utilizing a beam of electrons instead of visible light.
Electron microscopes can achieve much higher magnification and resolution than conventional optical microscopes because they utilize electrons instead of light.
The Scanning electron microscope (SEM) is one of the most commonly utilized types of an electron microscope. SEM is a method of imaging the surfaces of specimens utilizing an electron beam, and it is well-suited for examining a wide range of samples, from single cells ,viruses to an animal's head
It is used to study samples in a variety of scientific fields, including biology, chemistry, and physics, among others.
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Como se llama la producción de la fotosíntesis y por cual tejido viaja las plantas
Answer:
se llama glucosa i las plantas transporta agua por el xilema i el floema transporta savia
Explanation:
To be considered members of the same species, organisms must be able to
A. look alike
B. reproduce together & have fertile offspring
C. live in the same habitat
D. eat the same types of food
Answer:
B. Reproduce together and have fertile offspring
Explanation:
In order to reproduce, a species needs to have the same number of chromosomes, which determines whether or not these two organisms are part of the same species. I hope this helps!
what are extinct animals ?
In which of the following scenarios is HDN likely to develop without medical treatment?
Choose all correct answers.
An Rh– mother gives birth to her first child, who is Rh–, and then becomes pregnant with her second child, who is Rh+.
An Rh+ mother gives birth to her first child, who is Rh+, and then becomes pregnant with her second child, who is Rh–.
An Rh– mother gives birth to her first child, who is Rh–, and then becomes pregnant with her second child, who is Rh–.
An Rh– mother gives birth to her first child, who is Rh–, and to her second child, who is Rh+, and then becomes pregnant with her third child, who is Rh+.
An Rh– mother gives birth to her first child, who is Rh+, and then becomes pregnant with her second child, who is Rh+.
An Rh– mother gives birth to her first child, who is Rh–, and to her second child, who is Rh+, and then becomes pregnant with her third child, who is Rh–.
Incompatible blood types between a woman and her unborn child can result in HDN. The immune system recognises the baby's incompatible red blood cells as foreign and responds by producing proteins called antibodies to target and destroy them if they contact the mother during pregnancy, through the placenta, or at delivery.
First-time pregnancies and HDN are both possible?
Fetal anaemia in a first pregnancy is uncommon due to HDN, which typically develops during pregnancy and less frequently through a blood transfusion. With each succeeding impacted pregnancy, it does, however, have a tendency to worsen once it manifests.
What contributes to HDN the most frequently?
The most typical instance of HDN is when a Rh negative mother gives birth to a child with a Rh positive father.
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definition of mitosis
How does cystic fibrosis affect mitosis? If yes, explain how.
Answer:
Yes, it does affect mitosis.
Explanation:
CF is caused by a mutation in the gene that produces cystic fibrosis transmembrane conductance regulator proteins. This defective CFTR protein will change ion influx and efflux across the body's cell membranes. This, in turn, will change the environment of the cells.
hope this helps :)
dmitri ivanovski discovered microorganisms so small they could not be seen with a microscope. these organisms are called:
Microorganisms so tiny they couldn't be seen under a microscope were found by Dmitri Ivanovski. These creatures are known as viruses.
A piece of nucleic acid that has been protein-coated is what makes a virus an infectious microbe. A virus cannot reproduce on its own; instead, it must infect cells in order to use the components of the host cell to create copies of itself.
A virus's main objective is to transfer its genome to the host cell so that it can be expressed by the host cell. A fully developed infectious virus is known as a virion.
However, viruses and cell-based life have several striking similarities. For instance, they have nucleic acid genomes and share your cells' genetic code. Like cell-based life, viruses can evolve and have a range of genetic variants. Viruses, therefore, seem to be in a "questionable" area even if they do not fit the criteria of life.
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In a group of Syrian hamsters, some individuals have straight fur and others have wavy fur. In this group, the gene for the fur texture trait has two alleles. The allele for wavy fur (f) is recessive to the allele for straight fur (F).
Complete the Punnett square below to show all possible genotypes of the offspring from a cross between two Syrian hamsters.
Answer:
Therefore the genotype would be;FF 25% Homozygous straight furff 25% Homozygous wavy furFt 50% Heterozygous mixExplanation:
Genotype describes the combination of alleles that an individual has for a certain gene
-----hope it helps =)
Which statement best describes 0 degrees latitude? Please help!!!!!!
Answer:
A
Explanation:
It is the equator
Answer:
A
Explanation:
i just took the test
Basic water treatment can remove contaminants and solid items from ____________, which can be reused to water yards and city parks.
black sewage
blackwater
gray sewage
graywater
Answer:
D. Graywater
Explanation:
Because that's the answer
1. The evidence used by the speaker in this video helps support the position
that birds at the top of the food chain have been harmed the most by DDT.
The speaker does this by:
a. Sharing a story about DDT and how it affected animals, particularly birds
b. Stating claims about birds and their environment and using evidence to
support the claims
c. Explaining the build-up of DDT in the environment
The evidence used by the speaker in the video that helps support the position that birds at the top of the food chain have been harmed the most by DDT is by stating claims about birds and their environment and using evidence to support the claims.
William Engdahl, an analyst and researcher, in his speech "The DDT Story - How US
Agency for International Development Used Third World Citizens as Guinea Pigs for
Human-Testing of a Known Carcinogen," shows how the pesticide DDT (dichloro-diphenyl-trichloroethane) had a catastrophic impact on birds, wildlife, and humans.
Engdahl uses evidence to support his statements, demonstrating how DDT became a global concern and how it triggered public action to counter the impacts. Based on the question, the speaker supports the position that birds at the top of the food chain have been harmed the most by DDT by stating claims about birds and their environment and using evidence to support the claims.
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Highly talented children are biologically prepared to master their domain of interest, and they display a passion for doing so. However, ________.
While biological preparedness and passion are important factors that contribute to the potential for mastery in a specific domain, they are not the only elements required for achieving mastery.
Biological preparedness refers to innate abilities, characteristics, or genetic factors that can give individuals a head start in certain areas. For example, in the context of talent, some children may have innate abilities or predispositions that make it easier for them to excel in specific domains such as music, mathematics, or sports. These biological factors can provide a foundation or starting point for talent development.
Passion, on the other hand, is a strong emotional or motivational drive towards a particular area of interest. It fuels motivation, perseverance, and the willingness to put in the necessary effort and time to excel in that domain. Passion helps sustain engagement and drive individuals to overcome challenges and setbacks.
However, achieving mastery requires more than just biological preparedness and passion. It typically involves a combination of factors such as deliberate practice, expert instruction, opportunities for learning and growth, a supportive environment, and a growth mindset.
Deliberate practice involves purposeful and focused effort to improve specific skills and abilities. It goes beyond simple repetition and requires engaging in targeted activities that stretch and challenge individuals to improve. Expert instruction from qualified mentors or coaches can provide guidance, feedback, and structure to help individuals refine their skills and reach higher levels of performance.
Additionally, a supportive environment that nurtures and encourages talent development is crucial. This includes access to resources, opportunities for practice and performance, and a network of supportive individuals such as teachers, mentors, peers, and parents.
Lastly, maintaining a growth mindset is essential. This mindset emphasizes the belief that abilities and skills can be developed through effort and learning. It encourages individuals to embrace challenges, persist through obstacles, and view failures as opportunities for growth.
In summary, while biological preparedness and passion lay the foundation for talent development, achieving mastery requires a combination of factors including deliberate practice, expert instruction, a supportive environment, and a growth mindset. These elements work together to nurture and cultivate talent, enabling highly talented children to reach their full potential in their chosen domain of interest.
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IN YOUR OWN WORDS, what is the definition for Down Syndrome?
Answer:
A common birth defect that is usually due to an extra chromosome 21( trisomy 21) .
PLEASE HELP I WILL MARK BRAINALISTTTT
Answer:
The answer for this is a protein D
in certain plants, tall is dominant to short. if a heterozygous plant is crossed with a homozygous tall plant, what is the probability that the offspring will be short? in certain plants, tall is dominant to short. if a heterozygous plant is crossed with a homozygous tall plant, what is the probability that the offspring will be short? 1/4 0 1 1/2
Answer: the offspring will not be short
Explanation: in every possible cross, the offspring has an allele for tall. if a dominant allele is present, the individual will express the dominant trait
The ___________________ is a system of structures that includes the ____________. This system has been implicated in ________________________.
Answer:
The limbic system is a system of structures that includes the amygdala. This system has been implicated in emotion behavior.
Explanation: Hello! I answered your question but know how to explain. :)
Which of the following benthic sediments would have the lowest percentage of organic matter?
A. Temperate deep sea sediments in the North Atlantic
B. Open ocean deep sea sediments
C. Deep sea sediments beneath the equator
D. Abyssal sediments beneath gyre centers
E. Sediments on the shelf-slope break
The benthic sediment with the lowest percentage of organic matter would likely be open ocean deep sea sediments.
Open ocean deep sea sediments, as mentioned in option B, generally have the lowest percentage of organic matter compared to the other listed sediment types. This is because open ocean environments are characterized by low primary productivity, meaning there is a limited supply of organic material sinking to the seafloor. In these areas, nutrient availability is typically low, and the rate of organic matter deposition is slow. As a result, the sediments that accumulate over time contain a lower percentage of organic matter.
On the other hand, sediments in temperate deep sea regions (option A), deep sea regions beneath the equator (option C), abyssal sediments beneath gyre centers (option D), and sediments on the shelf-slope break (option E) may have higher percentages of organic matter. These areas often receive higher inputs of organic material due to factors such as increased primary productivity, nutrient availability, or proximity to landmasses where terrestrial runoff contributes organic matter to the marine environment.
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The amount of energy transferred from the phytoplankton to the
zooplankton is shown to be 6,000 kJ/m?. Determine the amount of energy that will end up as biomass in the body of the large fish.
The large fish is a tertiary consumer. Therefore, the amount of energy that will end up as biomass in the body of a large fish is 60 kJ/m.
Zooplankton is a primary consumer. The transfer of energy between trophic levels is typically not 100% efficient due to factors such as metabolic processes, heat loss, and incomplete digestion.
The efficiency can vary depending on various factors, including the species involved, environmental conditions, and the overall ecosystem dynamics. Only a fraction of the energy available at one trophic level is transferred to the next trophic level as biomass.
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