Before a vaccination can be used in the US, the FDA must give its approval. The safety and efficacy of vaccines are helped to some extent by FDA regulations.
What are the benefits of Vaccination?Premature deaths, hospital stays, and doctor visits can all be very expensive consequences of diseases that can be prevented through vaccination. A lot of time, money, and resources are also required for local, state, and federal outbreak responses. The US saves billions of dollars by administering immunizations on schedule.
A pathogen is a bacteria, virus, parasite, or fungus that can infect the body and cause disease. The various components that make up each infection are typically exclusive to that particular pathogen and the disease it produces. The component of a disease known as an antigen that triggers the production of antibodies. The immune system's primary component is the antibodies created in reaction to the antigen of the infection. The warriors in your body's defense system are called antibodies.
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The figure above is an example of what type of reaction?The hydrolysis of a triglyceride.© The dehydration of a dipeptide.RH H=0dipeptideThe hydrogen bonding of two compounds of water.The dehydration of a disaccharide.
This is a type of dehydration reacto to form a dipeptide molecule
What is the name of this instrument called
thats a rain gauge, so it should be c
Which of these wavelengths of light, if missing, would prevent the most efficient capture of energy for
photosynthesis?
orange
violet
green
yellow
Green wavelengths of light the most efficient capture of energy for photosynthesis.
How does photosynthesis take place?Light energy is used in oxygenic photosynthesis to convert water (H2O) absorbed by plant roots into CO2 and generate carbohydrates. In this process, the water is "oxidized," or loses electrons, while the CO2 is "reduced," or gains electrons. Carbohydrates are generated along with oxygen.
What makes photosynthesis so important?It is important because photosynthesis is the process through which plants use sunlight to change carbon dioxide into oxygen. For living, animals need oxygen, while plants clean the air by eliminating harmful carbon dioxide. Photosynthesis is an endothermic reaction.
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When tomatoes are fully ripe, they develop bright red skins. William recently built a garden and decided to investigate tomato reproduction. He found that green tomatoes (not fully ripe) have an 18% chance of germinating while red tomatoes (fully ripe) have a 78% chance of germinating.Based on the data provided from the investigation, explain what characteristic(s) contributes to the probability of the tomatoes reproductive success and what factors (genetic or environmental) might impact the growth and development of the tomatoes. answer should be based on Claim:Evidence:Reasoning:
Environmental factors-Sunlight,Proper temperature,Moisture ,Air and nutrients.
This effect the growth of plant.When the plant get enough of all these factors,they grow well.Same in the case of more ripe red tomato.
Genetics-When a plant contain that DNA which contains the gene more strongly which can pass from one generation to another more easily,these are called as more strong gene or dominant gene.
So,the ripe plant have more these strong genes,so they are more grown.
Claim-The plant which getting better environmental and genetic factor are grown better.
Evidence-Based on the question and information given,the unripe plant grows lesser as compared to ripe plants.So,we have to find the evidence for these.
Reasoning-The main reason is genetics,is the presence of Strong gene/Dominant gene .
Environmental factor-Which affects a lot the growth of plant,which are explained above.
write an equation for y-=-5(x+1) in slope- intercept form
The equation of a y = -5 ( x + 1 ) line in the slope intercept form is y = (-5)x + (-5).
The equation of line in the slope intercept form can be written as,
y = mx + c
Here m = slope of line and c = intercept
As per the question we are provided with the equation mentioned below,
y = -5 ( x + 1 )
We need to write this equation in the slope intercept form. So, to convert given equation in slope intercept form we can follow the steps written below;
y = -5 ( x + 1 )
⇒ y = -5x - 5
⇒ y = (-5)x + (-5)
Slope = m = -5
Intercept = c = -5
Thus we can write that the equation of y = -5 ( x + 1 ) line in the slope intercept form is y = (-5)x + (-5).
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A sailor on a ship dropped a message in a bottle off the east coast of the United States. The bottle is least likely to make landfall on the...
East coast of Asia
East coast of North America
East coast of South America
West coast of Africa
(A. East coast of Asia) It should least likely to make landfall on the East coast of Asia.
The primary source of energy in much of the developing world is ___.
natural gas
coal
biomass
oil
Answer:BIOMASS
Explanation:BIOMASS
Imagine someone asks you how much you spend per year on clothing. To give an answer, you figure you spend about $50 per month, and you calculate that to about $600 per year. What approach to problem solving did you use to provide an answer to the question?
Question 1 options:
Algorithm
Analogy
Prototype
Heuristics
The correct approach to problem solving in this question is option (1) i.e, Algorithm.
What is Algorithm?Algorithm is a common set of rules or step-wise instructions used in calculation or computation as an approach to problem solving.
Algorithm originally refers to a systematic procedure that produces—in a finite number of steps—the answer to a question or the solution of a problem.
The term is derived from the Latin translation, Algoritmi de numero Indorum, of the 9th-century Muslim mathematician al-Khwarizmi’s arithmetic treatise “Al-Khwarizmi Concerning the Hindu Art of Reckoning.
Whereas, Analogy refers to comparison between one thing and another, typically employed as an approach to explanation or clarification and Prototype is preliminary sample, device or model based upon which other (higher) forms or versions are developed.
Heuristics are the mental shortcut commonly used an approach to solve or simplify problems and avoid cognitive overload based upon the information from previous experiences with similar problems.
Here, the annual expenditure on clothing can be estimated based upon the monthly clothing expenditure. If $50 per month is spent on clothing, then $600 will be spent per year according to the simple rule of multiplication, i.e, 50*12+600. Thus, an algorithm is best approach to problem solving or decision-making.
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What chemical are destroying the ozone layer? Where is this destruction most visible?
Chlorine and bromine atoms in the stratosphere react with ozone molecules to destroy them.
One chlorine atom has the ability to obliterate more than 100,000 ozone molecules before it is removed from the stratosphere. Over Antarctica and in the polar regions is where the thinning is most obvious.
A number of chemicals release chlorine or bromine when they are subjected to the intense UV radiation prevalent in the stratosphere. Because they contribute to the ozone hole, these pollutants are known as ozone-depleting ones (ODS). ODS that creates chlorine include methyl chloroform, carbon tetrachloride, hydrochlorofluorocarbons (HCFCs), and chlorofluorocarbons (CFCs). ODS, that release bromine include halon and methyl bromide. ODS is created at the surface of the Earth, but it can take them up to five years to ascend to the stratosphere.
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Doing a word search puzzle. The question is: a single building block
Answer:
Carbon or monomers
Explanation:
Carbon is the building block of life. It is present in all living things.
If that is incorrect then it could be a monomer, which makes up macromolecules, and is often seen as building blocks.
Which of the following cells do not kill cells directly?
In order to digest a particle, the cell engulfs it and secretes digestive enzymes. Phagocytosis is the name of this process.
The protective cell in our body is called a white blood cell. They protect the body against invading infectious agents or disease-causing bacteria because they are present in the blood. According to the presence or absence of granules, WBCs are split into two groups:
(I) Granulocytes: The cytoplasm of these cells is granular. Even parasites can be killed by them. Phagocytosis is one of their functions. Neutrophils, eosinophils, and basophils make up the granulocytes.
Agranulocytes lack granules in the cytoplasm
(II). The lymphatic system contains them. They produce antibodies that help the body fight sickness. Parasites are not killed by them.
Lymphocytes and monocytes are the two types that exist.
(i) Macrophages: These immune system cells are in charge of capturing and eliminating foreign particles.
(ii) Mast cells: These are the protective cells found in our bodies that phagocytose germs. The bone marrow produces them.
(iii)RBCs are nucleated red blood cells that are present in the blood (iii). Gas transportation is their primary duty.
Therefore, the right response is (B). RBCs are not naturally phagocytic.
The macrophages that are already in our bodies are intended to serve as our body's initial line of defence. These cells identify the antigens and take them in. They reduce the foreign particles into smaller proteins, which T cells then react to.
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A unicorn has 400 chromosomes in its gamete cells. How many chromosomes would be found in its regular body cells? __________
Assuming the unicorn is a diploid organism, it must have 800 chromosomes. Diploid organisms have twice chromosomes as they have in their gamete cells. Noteworthy, this chromosomes in its regular body cells (somatic cells) will not be visible, they will be diffuse in its chromatin stage. Chromosomes are only visible when the cell reproduces itself.
A world crisis has caused a paradigm shift for health disparities and social justice; what are your suggestions for positive change?
700 word essay
Determine the paradigm centerpiece you wish to change and then you can write down your goals and further cultivate the thoughts that lead towards influencing the paradigm shift are the suggestions that can influence in bringing about a positive change.
What causes a Paradigm shift?A paradigm shift may happen with as a result of a series of anomalies or some pieces of evidence that cast some doubt on the status quo, as well as from a ground-breaking innovation or a kind of discovery.
For research on health disparities, the mantras of translational, transdisciplinary, and transformational research have the potential to change the game.
We now have a better grasp of the health disparities among racial, ethnic, and low socioeconomic level groups as a result of a wealth of study findings employing these three methodologies.
When combined, these diverse but linked research fields have distinctive contexts that can advance the study of health inequalities.
The National Institutes of Health (NIH) is the main federal organization in charge of carrying out and funding biomedical research that aims to enhance well-being and prolong lives.
Reducing socioeconomic and racial/ethnic disparities in health was deemed a top priority for public health practice and research by the NIH in 1999.
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2.Why do introduced species often disrupt an ecosystem?
Introduced species
Ecosystems are complex systems that are in dynamic equilibrium with constant interactions between their parts.
When a new species is introduced, new interactions will occur, generating new components of the system and also competing with the previous interactions between the species already present in the system, which normally ends up generating an imbalance in the ecosystem mentioned, i.e a disruption in it.
Which evidence exists that endosymbiosis actually occurred? A. presence of RNA and DNAB. Plasma membrane found with cell wallC. The presence of a nucleolusD. Double membraned chloroplast
One evidence that endosymbiosis actually occured is the double membraned chloroplast.
One represents the membrane of the original prokaryotic organisms, and the outer membrane represents the vacuole of phagocytosis.
2. I have
involvement in the
immune system
(ex: antibodies).
Proteins have an involvement in the immune system. They work as anti bodies. Antibodies are itself predominantly made of proteins.
Proteins called antibodies defend you when your body comes into contact with an unwelcome chemical. Antibodies, which are made by your immune system, bind to these foreign chemicals and drive them out of your body.
Immune system proteins are primarily composed of antibodies (immunoglobulins), complement proteins, and cytokines, a class of hormones that facilitate communication between immune system cells.
How do antibodies work?
Antibodies support immunity in three ways:
by attaching to infections and neutralizing them (neutralization); by encouraging macrophages and other cells to remove pathogens by coating them (opsonization); and by inducing other immune responses including the complement system to cause pathogen death.The complement system initiates a protracted chain of protein synthesises that either opsonize a pathogen for phagocytosis or directly lyse it by producing a membrane assault complex. A macrophage, neutrophil, or natural killer cell expresses the Fc receptor tail during opsonization. The immune cell will then attach to the Fc tail of the antibody rather than the pathogen itself, hastening the process of locating pathogens for phagocytization.
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1. Analyze the food web. To which trophic level does the coyote belong? Why does it belong to that trophic level? (2 points)
Coyote belongs to the third trophic level. At the third level, the primary carnivores, or meat eaters that are the coyotes in this food chain, eat herbivores.
What is Food Web?A food web is the natural interconnection of food chains. This is a graphical representation of what eats what in an ecological community. Food web is also known as the consumer-resource system
A food web consists of all the food chains in a single ecosystem where every living thing in an ecosystem is a part of this multiple food chain.
For above given information, Grass is eaten by mouse as well as Deer which is at first trophic level, Acorn is also at the first trophic level which is eaten by mouse, squirrel and deer who is at second trophic level further all these three is eaten by Coyote who is at third trophic level which is eaten by Cougar who is at fourth trophic level i.e . highest trophic level while Cougar also eats deer in that food chain Cougar is at third trophic level.
Thus, Coyote belongs to the third trophic level. At the third level, the primary carnivores, or meat eaters that are the coyotes in this food chain, eat herbivores.
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What level of "virulence" is best for the rhinovirus?
2A (2Apro) and 3C (3Cpro) are the level of "virulence" is best for the rhinovirus.
What is Rhinovirus?
The rhinovirus (RV) variety is profoundly assorted, comprising of three species and more than 167 subtypes, using three distinct receptors for cell passage. This variety has been a snag to the advancement of compelling cross-receptive antiviral medicines or immunization systems. Gathering research recommends a potential relationship of infection species/subtypes with disease seriousness introducing the opportunities for antiviral methodologies focusing on unambiguous subtypes rather than all RVs.
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1. Which category of gymnosperms are thought to have given rise to modern-day flowering plants?A. gnetophytesB. ginkgoC. conifersD. Cycads
There are for modern groups of gymnosperms today (Coniferophyta, Cucadophyta, Gingkophyta, and Gnetpphyta), being the gymnosperm group that is proposed to be closer to the angiosperms the Gnetophyta (a), being considered that they evolved from Gnetophytes (a) about 150 million years ago.
Answer:
A. gnetophytes
Explanation:
HURRY PLS
Which of the following “Best Management Practices” is NOT a widely used sustainable farming practice?
A. crop rotation
B. precision agriculture
C. efficient irrigation
D. minimal fertilizer use
Answer:
the answer is D. minimal fertilizer use
Which Plateau leader was believed to have the power to heal the sick and change the weather?
the tribal chief
any elder
medicine men and women
any council member
The tribal chief was the Plateau leader believed to have the power to heal the sick and change the weather.
Shamanism, in which a religious figure known as a Shaman served as a bridge between the physical and spiritual realms, likewise dominated the religion, ceremonies, and beliefs of the Great Basin Indians. The Shamans possessed unique abilities, medicines, and magic to cure the ill, direct the hunt, and foretell the future.
The earliest European explorers in the area noted that the Plateau people wore a bark breechcloth or apron and a twined bark poncho that fell just below the waist. During the cold season, men wrapped their legs in fur, women wore hemp leggings, and people used robes or blankets made of rabbits or other furs.
In general, native North American faiths and plateau religions share a number of characteristics. One of these was animism, the idea that every living thing—human, animal, plant, and object—was home to a spirit. The notion that people might directly communicate with the spirit realm was another.
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What advantage does each of the following evolutionary advances give a plant?
Vascular tissue
Xylem:
Phloem:
The evolutionary advances of the Vascular tissue, Xylem, and Phloem of a plant.
Vascular tissues:- due to their vascular tissues, stems maintain even tall plants provided with water so they don't dry out in the air. Vascular flora evolved leaves to accumulate sunlight. at the start, leaves have been tiny and needle-like, which helped lessen water loss.
The vascular tissues of plant life, which can be composed of specialized undertaking tissues, xylem, and phloem, form non-stop systems thru the plant frame and offer delivery pathways for water, vitamins, and signaling molecules and guide a plant body against mechanical stresses.
Xylem:- transports and stores water and water-soluble vitamins in vascular plants. Phloem is accountable for transporting sugars, proteins, and different organic molecules in vegetation. Vascular vegetation is capable of growing higher than other plants because of the rigidity of xylem cells, which assist the plant.
The phloem:- transports sucrose and amino acids up and down the plant. that is known as translocation. In trendy, this happens between where these materials are made and where they're used or saved (the sinks.
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A student observes a cell under a microscope. She thinks it might be an animal cell. What is the best question she could ask to distinguish the observed cell from the other cell types?A. Does it have a cell wall?B. Does it have a vacuole?C. Does it have a nucleus?D. Does it have chloroplasts?
The student would certainly observe all of those features. However having a nucleus would only say if it is an eukaryotic or a prokaryotic cell. Big vacuoles and chloroplasts are characteristics of plant cells, so the absence of them could help understand if it really is an animal cell. However, the easiest way to see in a microscope if it is not a plant cell, is to detect if there is a cell wall present. Cell walls are easier to observe as they are structures that surround the plasma membrane, and this is easier to detect by seing the cell under a microscope than organelles inside the cell that would have to be differentiated from other organelles (like vacuoles or chloroplasts).
Therefore, the correct answer is A. Does it have a cell wall?
Think about trying to explain a house to someone by showing them an exemplar. Which of the following is a negative instance of a house?
Question 11 options:
The dream home you’d like to buy.
The log cabin your grandfather had.
The home you grew up in.
A tent you used as a child.
Which of these early conservationists was a professor at the University of Maryland?
Hint: They taught marine biology.
A
Aldo Leopold
B
Rachel Carson
C
John Muir
D
Rosalie Edge
Answer:
Rachel Carson
Explanation:
Rachel Louise Carson was an American marine biologist, writer, and conservationist who is credited with advancing the global environmental movement through her influential book Silent Spring and other writings.
Hope this helps!
biology home work 8 questions
Simple diffusion and Facilitated diffusion are the two primary categories of diffusion.
Simple diffusionAn action where the substance passes across a semipermeable barrier or solution without the aid of transport proteins. For instance, bacteria use simple diffusion to transport minute nutrients, water, and oxygen into the cytoplasm.Facilitated diffusionFacilitated diffusion is the passive transfer of molecules from the area of higher concentration to the area of lower concentration across the cell membrane using a carrier molecule.
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What’s the correct answer answer asap for brainlist
Answer:
A
Explanation:
Since the main source of phosphorus is found in rocks, the first step of the phosphorus cycle involves the extraction of phosphorus from the rocks by weathering.
How are the NADPH and DA3P molecules made during photosynthesis similar
Both of these things are byproducts of photosynthesis. They both serve as photosynthesis's building blocks. Both of these are made from carbon dioxide.
What is photosynthesis?Photosynthesis is defined as the process through which plants convert carbon dioxide, water, and sunshine into oxygen and sugar for energy.
It is a method used by plants and other living things to change light energy into chemical energy that can then be released through cellular respiration to power the organism's activities.
The characteristics of photosynthesis are:
It is a process that only happens in plants that contain the chlorophyll, a green pigment used in food preparation. The necessary elements are sunlight, water, and oxygen, where two processes take place: one that depends on light, the other that doesn't.Thus, both of these things are byproducts of photosynthesis. They both serve as photosynthesis's building blocks. Both of these are made from carbon dioxide.
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What is the number one way described in the film for an individual to lower their environmental impact?
transportation accounts for 27% of all carbon emissions.
industry is responsible for the majority of greenhouse gas emissions. The primary contributor to transportation-related greenhouse gas emissions is the burning of fossil fuels for our cars, trucks, ships, trains, and airplanes.
You can use the following approach to lessen your transportation's carbon footprint.
Walking and bicyclingTake the public transitCarpoolBefore you drive, considerGet the perfect vehicleTake part in a car-sharing scheme.Limit idle timeFill up your tires.To know more about carbon footprint visit:
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here are four steps in solving one’s personal financial challenges: 1. considering opportunity costs 2. assessing risks and returns 3. setting short- and long-term goals 4. assessing needs and wants Which of these is the correct order of these steps? 2, 1, 3, 4 1, 2, 3, 4 4, 1, 2, 3 4, 2, 3, 1
The correct four steps in solving one’s personal financial challenges is option 4,1,2,3.
4. assessing needs and wants.
1. considering opportunity costs.
2. assessing risks and returns.
3. setting short- and long-term goals.
Some situations that might reason financial stress consist of dropping your job or being retrenched, long time unemployment, being unable to get complete time work, incapacity to pay your bills or now not being able to deal with the growing fees of residing.
Feeling beaten down by money issues can adversely impact your sleep, and strength degrees. It may go away you feeling indignant, ashamed, or apprehensive, gas anxiety and arguments with those closest to you, exacerbate pain and mood swings, or even growth your danger of despair and tension.
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