Which of the following statements is true about vaccines?

A. Vaccines only work against bacterial disease
B. Vaccines work infecting someone with a dangerous disease
C. Vaccines are yet to be proven safe by scientists.
D. Vaccines work by teaching the bodies immune system to fight off disease

Answers

Answer 1
D) Vaccines work to fight the disease

Mark with crown!
Answer 2
The answer is D vaccine work by teaching the body immune system to fight disease

Related Questions

*by my profile its actually not biology cause it didn'*t have science subject*


Explain how crustal deformation builds land forms.

A. When two tectonic plates start to push into each other they can rise up and build mountains, or sink under and create deep valleys.

B. When wind and rain slowly wear away rock, they leave behind new looking land forms.

C. When sediments are laid down over vast areas the forces involved create rock over a very long period of time.

D. When two tectonic plates slide away from each other the inner liquid layer of the mantle comes to the surface as lava and creates new islands.

Answers

Answer:

A. When two tectonic plates start to push into each other they can rise up and build mountains, or sink under and create deep valleys.

Explanation:

It is true

1.How did robert hooke contribute to cell theory?
2.How did roberty hooke contribute to germ theoty of disease?
3. .How did anton van leeuwenhoek contribute to cell theory?
4.How did anton van leeuwenhoek contribute to germ theoty of disease?

Answers

1. While observing cork through his microscope, Hooke saw tiny boxlike cavities, which he illustrated and described as cells.
2. D. Robert Koch developed a way to prove that a specific microbe caused a particular disease. Matthias Jakob Schleiden suggested that ALL plants are made of cells.
3. Anton van Leeuwenhoek is another scientist who saw these cells soon after Hooke did. He made use of a microscope containing improved lenses that could magnify objects almost 300-fold, or 270x. ... He also found for the first time the sperm cells of animals and humans.
4. Antonie van Leeuwenhoek used single-lens microscopes, which he made, to make the first observations of bacteria and protozoa. His extensive research on the growth of small animals such as fleas, mussels, and eels helped disprove the theory of spontaneous generation of life.

Answer:

1. While observing cork through his microscope, Hooke saw tiny boxlike cavities, which he illustrated and described as cells.

2. D. Robert Koch developed a way to prove that a specific microbe caused a particular disease. Matthias Jakob Schleiden suggested that ALL plants are made of cells.

3. Anton van Leeuwenhoek is another scientist who saw these cells soon after Hooke did. He made use of a microscope containing improved lenses that could magnify objects almost 300-fold, or 270x. ... He also found for the first time the sperm cells of animals and humans.

4. Antonie van Leeuwenhoek used single-lens microscopes, which he made, to make the first observations of bacteria and protozoa. His extensive research on the growth of small animals such as fleas, mussels, and eels helped disprove the theory of spontaneous generation of life.

Explanation:

How would an animal feel after they hibernate?

A:Tired
B:Fat
C:Hungry
D:Warm
Please don’t do links and please try YOUR best I won’t be angry if u get it wrong at least u tried ur best thank you

Answers

Answer: Hungry

Explanation:

They've just slept for months, they haven't eaten

When its central nervous system sounds the alarm, a hibernator starts to shiver.

I’m guessing C...

This back-and-forth is exhausting, and hibernators do it with little to no food and water.

What are echinoderms? What type of symmetry do they have?

Answers

Answer:

Echinoderms evolved from animals with bilateral symmetry. Although adult echinoderms possess pentaradial, or five-sided, symmetry, echinoderm larvae are ciliated, free-swimming organisms that organize in bilateral symmetry which makes them look like embryonic chordates.

Hop you have a great day :)

Explanation:

Answer:

Echinoderm is any variety of invertebrate marine animals belonging to the phylum Echinodermata

Echinoderms evolved from animals with bilateral symmetry

Explanation:

I hope this helped :)

Explain the following functions of a Lily Flower:

-Chloroplast
-Photosynthisis
-Seeds
-Roots

(Please only answer if you know what it is.)

I will give brainlest to the correct answer!

Answers

Answer:

Chloroplast.

Chloroplasts are plant cell organelles that convert light energy into relatively stable chemical energy via the photosynthetic process. By doing so, they sustain life on Earth. Chloroplasts also provide diverse metabolic activities for plant cells, including the synthesis of fatty acids, membrane lipids, ...

Phtosynyhsis.

The primary function of photosynthesis is to convert solar energy into chemical energy and then store that chemical energy for future use. For the most part, the planet's living systems are powered by this process

Seeds.

Seeds serve several functions for the plants that produce them. Key among these functions are nourishment of the embryo, dispersal to a new location, and dormancy during unfavorable conditions.

Roots.

Root, in botany, that part of a vascular plant normally underground. Its primary functions are anchorage of the plant, absorption of water and dissolved minerals and conduction of these to the stem, and storage of reserve foods.

Need more information

How is information passed between neurons in the body?
A. through impulses
B. through motor neurons
C. through interneurons
D. through sensory neurons​

Answers

Answer:

The place where the axon of one neuron meets the dendrite of another is called a synapse. Neurotransmitters travel across the synapse between the axon and the dendrite of the next neuron. Neurotransmitters bind to the membrane of the dendrite. The binding allows the nerve impulse to travel through the receiving neuron.

Explanation:

Answer:

D. sensory neurons

What are the different body parts of mollusks? Describe them each. Give examples of animals in this phylum.

Answers

Answer:

Shell, Mantle, Visceral Mass and Foot.

It includes organisms such as snails, octopuses, squid, clams, scallops, oysters, and chitons

Explanation:

I hope this helps :)

Why does the moon appear to change its shape as seen from earth?

Answers

D.
Different parts of the sun lit moon become visible as the moon revolves around earth

This happens because as the moon orbits earth the sun will project light towards it and the reason it seems to glow is because of the reflected light since the moon is white it reflects more light. Think of it as a day and night cycle except it’s on the moon when it becomes night on earth the part of earth facing towards the sun will be lit aka day/morning/afternoon etc
The part of the earth facing away will be dark aka night/midnight/etc.
D because as the moon revokes it goes around earth to every state and it takes 12 hours in our time for it to get to us.

During a chemical reaction, 25g of a solid is reacted with 15g of a liquid. The reaction bubbles and produces a lot of gas. After the reaction is over a scientist weighs the solution and finds that it has a mass of 35g. What is the mass of the gas that was produced?

A. 0g
B. 5g
C. 20g
D. 40g

Answers

Answer:

20

Explanation:

i think

I would say it’s option b. cuz it’s weird that 5g weren’t added

Hope this helped and have a nice day : )

1. Write a sentence explaining the relationship between the words DNA, genes, and chromosomes.
2. Name three examples of genetic traits that you inherited from your parents.

Answers

For the second, my skin color, my eye color, and my hair color.
Answer

Can you help me plzzzz

Answers

Answer:

im not sure but i think its A

Explanation:

I believe the third option is correct. Our eyes are sensitive to a narrow band of waves within the electromagnetic spectrum. The human eye can only see the visible light section of the electromagnetic spectrum.

The picture below shows what type of energy?

A. Potential

B. Radiant

C. Thermal

D. Kinetic

Answers

thermal- everything releases heat
(sweat, fast motion, in the sun, hot temp etc..)


hope this helps

Answer:

Thermal

Explanation:

Fill in the definition of a fossil. A fossil is the _____ physical _____ of _____ life.

Answers

Cycle of the natural life

Info: Sorry, designs are down the bot was infiltrated
Two ways in which the original bodies of a fossil have been preserved: trapped in _____ or _____.

Answers

Answer:

molds and casts

Explanation:

help please question in the photo below thx

Answers

The answer is b since it is the most red and if you look at a compass, it is southwest
B beacuse it is red

In a well-constructed paragraph, answer the question below.

What are two benefits of having a soft mostly hollow spongey part of our bones?

~Will give Brainliest if you give me a good paragraph and it's correct~

Answers

Answer:

The lamellae of spongy bone will form an open for the porous network of bony branches, or beams, called trabecula.

It also gives the bone strength and make the bone lighter. This also allows room for blood vessels and bone substance. Subscribe to amiredagoat Yt pls

Explanation:

do u ever wanna be left alone but u cant?

Answers

Answer:

No, I'm a lonely person

Answer:

no I am lonely took brother

50 POINTS! Pls, I need help. I will give brainliest if you tell me the answer and explain WHY you think so. I'm supposed to research the type of relationship between zebras and antelopes, but I can't find anything on the internet. What's the relationship between zebras and antelopes?
Mutaulism
Commensalism
Parasitism
Competition
Predation

Answers

Answer:

Another reason is that Zebras and Antelope love the open African savannas – in comparison to Kudus or other antelopes that prefer the thicker bush. Being out in the open obviously makes these two antelope species very vulnerable – therefore they are teaming up and are best buddies.

Explanation:

The hemoglobin of sickle cell anemia:

1. is oxygen rich
2. can carry less oxygen and more carbon dioxide
3. is normal
4. differs from the normal protein by one amino acid

Answers

Answer:

2. Can carry less oxygen and more carbon dioxide.

Explanation:

Sickle cell anemia damages and inhibits hemoglobin in red blood cells reducing how much oxygen they can carry.

Does the plant cell or animal cell have a larger vacuole?

Answers

Answer:

Plant cell

Explanation:

The plant has the largest vacuole than animal cells because in plant cells the larger central vacuole performs two functions, one is to store water and the other is to help the plant remain upright.

Answer: The plant has the largest vacuole than animal cells

Explanation: In plant cells the larger central vacuole performs two functions. I hope this helps :)

Are sharks and dolphins homologous or analogous?

Answers

Answer:

analogous I think

Explanation:

analogous. Sharks' and dolphins' similarities (body shape, fin, and flippers) are analogies — traits that each lineage evolved independently.

Info: I ALMOST HAVE 200 QUESTIONS ANSWERED!


(_¿? Question: ¿?_)

Which of the following statements is true?


Options:


A. Gene flow evens out genetic differences between populations.


B. Genetic drift increases the genetic differences between populations.


C. Natural selection, mutation, and genetic drift are random events.


D. The bottleneck effect increases the genetic diversity of a population.

Answers

Answer:

Natural selection, mutation, and genetic drift are random events.

Explanation:

A mechanism of evolution in which the frequencies of alleles of a population change with generations because of sampling error is known as genetic drift. It takes place in all the populations of non-infinite size, however, its influences are strongest in small populations.  

Hope this helps :)

answer : C
hope this helps you out .

Are the forelimbs of humans, cats, frogs, and bat wings homologous or analogous?

Answers

They are homologous because they all evolved from the same structure
They all inherited a basic anatomical structure which later became adapted for a different habit and habitats these are regarded as homologous structures

Which two fields make up electromagnetic waves?

Answers

Answer:

All electromagnetic fields (EM waves) consist of two component fields, electric fields (E fields) and magnetic fields (H fields). E fields and H fields are companions and together make up the total EM field. Where one is, so is the other

Explanation:

Your welcome ! Let me know if you need a better explanation.

Which of the following is a substance?

A) smoke
B) salt
C) granite
D) brass

Answers

Answer:

B) salt

Explanation:

It is considered a substance because it has a uniform and definite composition.  Salt easily dissolves in water, but salt water cannot be classified as a substance because its composition can vary.

Hope this helped!!!

What are the characteristics of vitamins and minerals? (Select all that apply.)
They help your immune system fight disease.
They are produced inside the body.
They are gained by the body by eating.
They help the body get energy.

Answers

Answer:

all above

Explanation:

btw those vitamin c gummies are bomb

The characteristics of vitamins and minerals are they help your immune system fight disease and they help the body get energy.

What are the functions of vitamins and minerals?

Vitamins and minerals help us fight infections, heal wounds, build strong bones, and regulate hormones, among other bodily functions. Nutrients and minerals can cause harmfulness whenever consumed in enormous sums.

Vitamins and minerals are essential for healthy growth and development in children. A variety of foods from each of the five food groups can provide vitamins and minerals to children.

In contrast to other dietary components known as macronutrients (such as fats, carbohydrates, and proteins), which are the compounds utilized in the reactions regulated by the vitamins, the vitamins regulate reactions that occur in metabolism.

Learn more about vitamins and minerals:

https://brainly.com/question/14635801

#SPJ3

1. All energy originates from the _____.

2. Energy cannot be lost or gained, as described by the law of conservation of _____.

3. Glucose is potential energy stored as _____.

4. When potential energy moves across a cell membrane, it becomes _____.

5. Plants store chemical potential energy as _____.

6. Stored chemical energy is released in the _____.

Answers

Answer:

the sun

energy

sugar

chloroplast

The sun

Energy

Sugar

Chloplast

how are traits passed down from one generation to another

Answers

Answer:

Genes & DNA

Explanation:

Heritable traits are known to be passed from one generation to the next via DNA, a molecule that encodes genetic information.Organisms inherit genetic material from their parents in the form of homologous chromosomes, containing a unique combination of DNA sequences that code for genes.

Answer:

Traits are passed down from one generation to another because of DNA.

Explanation:

Genetic inheritance occurs due to genetic material, in the form of DNA, being passed from parents to their offspring. When organisms reproduce, all the information for growth, survival, and reproduction for the next generation is found in the DNA passed down from the parent generation.

Tell me a tertiary consumer that lives in streams or rivers. Tertiary consumer is an animal that eats other animals. this is how it will be:
producers --> primary consumers --> second consumers --> tertiary consumers.
This is a major grade, please help

Answers

Answer:

l don't know l just forgot

Small vertebrates may reach full growth within: A one year B one month C several years D one week

Answers

Answer:

B, one month

Explanation:

It really depends on what kind of Small vertebrates are in question, frogs take about 12 weeks for birds it takes about a month.

Other Questions
help please ill really appreciate it Site A is pavement. Site B is bare soil. Site C is a forest, and they are all at the same slope. The percentage of rainwater that becomes runoff is greatest at Site Ashley deposited $4,000 into a savings account that earns 4% simple interest. What is the total amount Ashley will have in her account after three years? Can I get help with this please? Change into indirect speech"May be it's Tom, said Mas. Adis ? ____The _______the down payment, the ______you have to borrow.A.Smaller, lessB.More, moreC.More, lessD.Less, less Valerie works for a chemical company. She has prepared a set of instructions that will help consumers use the companys disinfectant product. Match each part of the instructions with its correct label.introductioncautionstep 1step 2step 3explanation1. Open the bottle cap carefully.2. Pour 10 drops of disinfectant into 1 gallon of water.3. Shake the bottle well.4. Put on rubber gloves before handling the bottle.5. Read all instructions before using the disinfectant.6. Shaking the bottle will ensure that the chemicalsare evenly mixed. Nora needs 5 and 1/2 cups of flour for a cookie recipe she is making for a large party. So far she has scooped 1 1/2 cups and 1 3/4 cups of flour into her bowl. How many more cups of flour does she need? who was the first president of nepal Comparative & superlatives At which of the given values is the graph discontinuous? will report if links is put as an answer. What is the equation of function g?g(x)= f(x) what are the tones of essays? ayo can yall help me plzzz please help ill mark brailyst and give likes Question 2 of 10Which of the following best describes how corporations changed in theUnited States during the 1950s?A. Consolidation allowed a small number of large corporations togreatly increase their control over the U.S. economy.B. Government contracts were becoming less important to corporatesuccess because of steep federal spending cuts.C. Corporations worked closely with the federal government to breakthe most powerful labor unions.D. Civil rights legislation forced corporations to increase racialdiversity in their leadership as well as their labor force. I need help!You're in a town called Watertown. You need to save it from water pollution. They don't have any money! SO, they need you to use stuff from your house (imagine). Make a design that shows how to stop it from happening. How could you clean the water in your model using the materials around the house? PLEASE HELP ME! I NEED HELP!! IF YOU GOT ONE, MAKE A QUESTION AND ILL GIVE YOU ALL MY POINTS. What is the perimeter of the triangle. Please look at photo. I need you help. Thank you in advance Write familiar commands. Follow the model.sentarse en la silla.Sentate en la silla.If you could do all 10 Id really appreciate it. Hey guys I need help with a question.Please come I am offering 30 points for the question.(No links or I will report)