I- what is epitope? II- what is virus? a living organism? why? types of virus? classification of Corona virus. III- what is vaccine? purpose of vaccination? goal, in terms of immunity? what is Pfizer vaccine? how does it work? please I will need your help thanks​

Answers

Answer 1

Answer:

1.the part of an antigen molecule to which an antibody attaches itself.

2.A virus is an infectious agent that can only replicate within a host organism. Viruses can infect a variety of living organisms, including bacteria, plants, and animals. Viruses are so small that a microscope is necessary to visualize them, and they have a very simple structure.

3. Vaccination is a simple, safe, and effective way of protecting you against harmful diseases

immunity: Protection against a disease

C0VID-19 mRNA vaccines give instructions for our cells to make a harmless piece of what is called the “spike protein.” The spike protein is found on the surface of the virus that causes C0VID-19. First, C0VID-19 mRNA vaccines are given in the upper arm muscle.

Explanation:


Related Questions

What are some functions of lipids?

Answers

Lipids are found in living organisms. it forms cell membrane which act as semipermeable membrane

it is formed by smooth endoplasmic reticulum

Answer:

Lipids

Explanation:

lipids function is an energy reserve, regulate hormones, transmit nerve impulses,and transport fat-soluble nutrients and they are energy-storage molecules and chemical messengers.

Hope this helps

Have a good rest of your day

What is the difference between the way energy puts limits on life and the way phosphorus does so?

Answers

Phosphorus is reusable energy and in life you cannot reuse energy

Adenosine triphosphate (ATP) production, the creation of sugar and alcoholic esters, and other energy-transfer processes all need phosphorus.

What is the role of phosphorus in energy?

In many enzymatic processes, where inorganic phosphorus regulates the rate of reaction, phosphorus also serves a regulatory purpose in addition to these other tasks.

This holds true for everything from exploration to the development of young children and is determined not by our muscles and lungs but rather by the amount of energy we can obtain from food.

It has a significant impact on how the body utilizes fats and carbs. The production of protein by the body is also necessary for the development, upkeep, and healing of cells and tissues.

Therefore, the way energy puts limits on life and the way phosphorus is different.

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1. When did the first weather map come into being?

Answers

Answer:

1816

Explanation:

The earliest weather charts were made by collecting synchronous weather reports by mail. However, it was not until 1816 that German physicist Heinrich Wilhelm Brandes created the first weather maps, which were hand drawn and reconstructed from data collected in 1783.

Answer:

1816

Explanation:

The earliest weather charts were made by collecting synchronous weather reports by mail. However, it was not until 1816 that German physicist Heinrich Wilhelm Brandes created the first weather maps, which were hand drawn and reconstructed from data collected in 1783.

Autonomic nervous system includes which one of the following?
a) Vagus Nerve (b) Hypoglossal Nerve (c) Facial Nerve (d) Olfactory Nerve

Answers

Answer:

d

Explanation:

Which of these microbes has the most complex cell wall?

Answers

Plant cells have what is perhaps the most complex outer coverings. Plant cell walls are made largely of cellulose which forms strong, highly rigid, almost indigestible coverings that protect the cell and gives it shape.

What is an organism that has to obtain food for energy?

Answers

Answer:

Heterotrophs, or consumers, are organisms that must obtain energy by consuming other organisms (autotrophs or other heterotrophs) as food.

What subatomic particles are found on the inside of an atom (the nucleus) and what subatomic particles are found on the outside (in the rings)?

Answers

Answer:

In the nucleus of an atom, we find 2 subatomic particles, protons, and neutrons.

On the outside, on the rings, are electrons.

I hope this helps you somewhat! :D  

TheQuestionIsWhy

Animals such as foxes and cats often prey on rabbits. Based on the growth curve of the rabbit population, what
might have happened if a group of predators moved into the rabbits habitat during the tenth generation and
began eating the rabbits?

Answers

Answer:

If this happened that would affect to amount of food the other predators got, eventually causing decreases in their species.

Explanation:

If a group of predators moved into the rabbit's habitat during the tenth generation and began eating the rabbits, it would definitely affect the amount of food and other resources that are available for other predators that directly or indirectly depend on the rabbit's population.

What is a Habitat?

A habitat may be defined as a type of natural environment for which a particular species is best adapted due to natural selection. In this natural environment, the basic demands of an organism are fulfilled like food, space, mating partner, etc.

When a group of predators starts eating the rabbits, the population of rabbits gradually decreases. Due to this, the other predators of the same species feel the scarcity of food and resources. As a result of this, their number or population also declines slowly or adapted to other species.

Therefore, it would definitely affect the amount of food and other resources that are available for other predators that directly or indirectly depend on the rabbit population.

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The difference between a food web and biogeochemical cycle is -
O Food webs only pertain to ecosystems
O Geochemical cycles lose more energy
Geochemical cycles don't lose anything, food webs lose energy
O Food webs lose energy and geochemical cycles lose nutrients

Answers

Answer:

Food webs only pertain to ecosystems.

Explanation:

the last time the average global temperature was below zero degrees celsius was in 1950

Answers

Answer:

Mean global temperatures then stabilized at roughly 14.0°C (57.2 °F) until the 1980s. The world has mainly grown hotter since 1980, at a rate of nearly 0.2 °C (0.36 °F) per decade.

Explanation:

Hope this helps.

This is the Bohr model for which element on the periodic table?

Answers

Answer:

The answer is Beryllium

carbon, it has 6 dots on the bohr model and it’s atomix number is 6

Which two atoms form a covalent bond?

Answers

Covalent bonds are when atoms share electrons. Covalent bonding generally happens between nonmetals. It is the type of bond that holds together the atoms within a polyatomic ion.
For example two oxygen atoms

se presenta cuando un dividuo se alimenta de una parte del cuerpo de otro individuo conocido como huésped u hospedero Cuál es el organismo ​

Answers

Answer:

El parasitismo ocurre cuando un individuo, el parásito, se beneficia de otro individuo, el anfitrión, mientras daña al anfitrión en el proceso. Los parásitos se alimentan de tejidos o fluidos del huésped y se pueden encontrar dentro (endoparásitos) o fuera (ectoparásitos) del cuerpo del huésped (Holomuzki et al. 2010).

At what age will most adults experience decreased ROM

Answers

For instance, due to the normal aging process, muscle properties decline about 30–50% between the ages of 40 and 80 years old; this decline may result in reduced range of motion (ROM), reduced muscle strength, and diminished plantar tactile sensation leading to alteration in plantar loading responses3).

Answer:

between the ages of 40 and 80 years old

Explanation:

5. Look at the highlighted portion of the graph. Which of the following is the best explanation for what is occurring within the population during this time period? A. birthrate > death rate B. birthrate < death rate C. birthrate = death rate

Answers

Answer:

A. birthrate > death rate

Explanation:

I had this question and this was the right answer

que Graphing and Analyzing Data (Cricket Chirps) In order to determine if cricket chirps are influenced by temperature, scientists recorded the chirps at different temperatures over a month-long period. Day Temperature (Fahrenheit) Average Number Chirps (per 15 sec) 5/05 54 15 5/09 60 21 5/11 58 19 5/20 68 29 5/22 64 25 5/27 72 33 6/01 80 44. 6/06 70 31​

Answers

Answer:

D16.5 degree F. Explanation : when x = 9: y = 25.2 + 3.3(9) = 54.9 deg. when x = 5 more chirps or 14: y = 25.2 + 3.3(14) = 71.4 deg. 71.4 - 54.9 = 16.5 deg.

Explanation:

ok

The first cricket: the sky's the limit. 9 chirps in a quarter of a minute, or 15 seconds, are equivalent to 36 chirps in 60 seconds. In the same amount of time, the first cricket makes 12 chirps.

When x = 9: y = 25.2 + 3.3(9) = 54.9 deg. When x = 5 more chirps or 14: y = 25.2 + 3.3(14) = 71.4 deg. 71.4 – 54.9 = 16.5 deg.

What is the temperature affect the chirping of cricket?

As the temperature rises, it gets simpler to reach a particular activation energy, which speeds up chemical processes like the one that causes a cricket to chirp.

On the other hand, as the temperature drops, the reaction speeds slow and the chirping also decreases.

Although the amount of light has no bearing on their chirp, temperature does: warmer air causes a faster chirp.

The number of cricket chirps over a 15-second period multiplied by 37 will often give you the temperature in degrees Fahrenheit.

Therefore, The cricket is chirping because of the vibrations produced while the scraper is moved along the file.

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The photos below show three types of muscle tissue. Which type of muscle is
found only in the heart?

A. C
B. A and C
C. A
D. B

Answers

Answer:

C the heart operates on cardiac muscle

Explanation:

What organisms use the carbon dioxide produced by animals

Answers

Answer:

It is produced by almost all living organisms (both plant and animal). It is given off, (exhaled) into the air every time we breathe. Even organisms without lungs or gills release carbon dioxide into the environment. This includes insects, plants, bacteria, etc.

What will most likely happen if the human population continues to grow and carelessly emit gases? (L17.20)
Too many greenhouse gases in the atmosphere may block heat from escaping into space and trap too much heat next to the Earth's surface creating a hole in the ozone layer
Too many greenhouse gases in the atmosphere may block heat from escaping into space and trap too much heat next to the Earth causing earthquakes.
Too many greenhouses gases in the atmosphere may block heat from escaping into space and trap too much heat next to the Earth's surface causing volcanic eruptions.
Too many greenhouse gases in the atmosphere may block heat from escaping into space and trap too much heat next to the Earth's surface causing global warming.

Answers

Answer:

I think it would be the goal warming one :)

If the human population continues to grow and emit gases then this may lead to global warming. The green house gases in the atmosphere block heat and hence cause global warming. Thus, the correct option is D.

What is Global warming?

Global warming is the change in climate, referring to the long-term increase in the planet's temperature. It is caused by increased concentrations of greenhouse gases in the atmosphere. This is mainly because of human activities such as burning fossil fuels, pollution, and farming.

The greenhouse gases in the atmosphere absorb the heat. They radiate this heat. Some of the heat will leave the Earth, some of it will be absorbed by greenhouse gases, and some of it will get back at the planet's surface. With the increase in the greenhouse gases, heat will stick around, warming the planet.

Further increase in the green house gases lead to melting of glaciers and increased precipitation. This will change the climatic conditions globally.

Therefore, the correct option is D.

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4. At night a similar event takes place (as that described in #3 above). As the sun goes down,
the air contains a certain amount of water vapor. The air then begins to cool
and eventually the air reaches the dew point. What is the dew point and what would form
at this point?
100points?

Answers

Answer:

its t0 wlsllslseopwpwooop

A cell from which organism would most likely be smallest?

Answers

Answer:

A

Explanation:

a bacteria would be the smallest thing in that list resulting in the smallest cell

pls mark brainliest

A scientist hypothesizes that the temperature at which an alligator's egg is incubated will determine whether the alligator will be male or female. The independent variable is

Answers

Answer:

9

Explanation:

in humans, the inheritance of what is best explained as being codominant

Answers

Answer:

height

Explanation:

YA'LL ARE SMART ! PLEASE HELP!

Answers

Answer:

hello

Explanation:

it's 18m/s

180/10

Activity
1. You have been presented with four outcrops from different locations.
2. Correlate matching layers of rock from the locations A, B and C so that matching
layers are next to each other. Draw lines to identify the correlated layers.
3. Draw a red line between layers of rock to identify where rock layers are missing.
4. Determine the relative age (as a range of time) of the rock layers. Label the age.
5. Try to correlate the rock layers of location D. You will answer questions specific to
layer D after completing this activity.

Answers

Answer:It's a + t _ d-e Np

Explanation:

Giving brainliest too correct answer

Answers

Answer:

A.) Different ideas from different scientists.

Explanation:

how to determine density?

Answers

Answer:

The formula for density is d = M/V, where d is density, M is mass, and V is volume. Density is commonly expressed in units of grams per cubic centimetre.

Explanation: HOPE IT HELPS AND PLS MARK BRAINLIEST

In estuary is ____
A a fresh water biome
B an area with a low concentration of minerals and nutrients
C characterized by deep water
D an ecotone

Answers

Answer:

The answer to your question is D an ecotone

Explanation:

An ecotone is the area of transition between two different biomes so ecotone is the boundary between two different habitats.

The answer is A A fresh water biome

Identify organelles in a plant cell with the diagram below.

Answers

Answer:

A - cloroplast

b- vacuole

c- cell wall

d- nucleus

Explanation:

I found the same picture online. I just looked up organelles in a cell plant and it was one of the first ones

Answer:

A - cloroplast

b- vacuole

c- cell wall

d- nucleus

Explanation:

i got the answers from this image (kepp this image because it might also help you) and please brainlest

4. What is population density?​

Answers

Answer:

The amount of living organisms in a set area, usually humans. Like the maps that show purple is no people red is lots of people.

Answer:

Population density is the number of individuals per unit geographic area, for example, number per square meter, per hectare, or per square kilometer.

Explanation:

Hope this helps my dude.

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