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SIZIF [17.4K]
2 years ago
6

B) how does a vaccine change the body

Biology
2 answers:
valentinak56 [21]2 years ago
3 0
A vaccine works by training the immune system to recognize and combat pathogens, either viruses or bacteria.
AleksandrR [38]2 years ago
3 0

Answer:

A vaccine works by training the immune system to recognize and combat pathogens, either viruses or bacteria. To do this, certain molecules from the pathogen must be introduced into the body to trigger an immune response. These molecules are called antigens, and they are present on all viruses and bacteria.

Explanation:

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mestny [16]

Answer:

6 hours

Explanation:

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6 0
2 years ago
What conclusions can you infer about the heart of an adult with poor fitness
vladimir1956 [14]
Poor fitness can cause your heart to start disfunctioning, and not beating the way it should be. If an adult is not exercising often, they can end up having major heart problems that can affect the way they see their future.
7 0
2 years ago
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The direction in which heat flows between two bodies depend on their
Black_prince [1.1K]

Depends upon the temperature of neighboring elements

<u>Explanation:</u>

  • The equations of heat flow in solids does not depend on which way flows up.
  • The direction of heat flow in a small element within a solid  depends on the temperature of its neighboring elements.
  • It is due to the fact that only neighboring element can decide that heat can pass from the system or into the system.
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3 0
3 years ago
DNA sequences in many human genes are very similar to the sequences of corresponding genes in chimpanzees. The most likely expla
babunello [35]

Answer:a. humans and chimpanzees share a relatively recent common ancestor.

Explanation:

Humans and chimpanzees are not evolved from one another, but both have a common ancestors. Humans share a common ape ancestor with chimpanzees who is expected to live 6-8 million years ago. The humans and chimpanzees have been evolved differently from this ancestor.

8 0
2 years ago
This is for Science it is due today I don't understand plz help
makvit [3.9K]
Is this is you answer 50 because 10*5 is 50!
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2 years ago
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