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Kruka [31]
3 years ago
9

7. a) How does a vaccine relate to the virus that it protects against? (1 point)

Biology
1 answer:
valentina_108 [34]3 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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Patrick and his partner Patricia recently had Lil Patty and Patricia is worried that the hospital made a mistake and mixed her b
Liula [17]

Answer:

TT * Tt

Tt, Tt, TT, TT

Explanation:

Given -

Patrick is homozygous for tall head

Patricia is heterozygous for her tall head

The little baby Patty has a short head

Let us assume that the traits for short head is represented by "T" and trait for tall head is represented by "t"

Genotype of Patrick is "TT"

and genotype of Patricia is "Tt"

On crossing Patrick and Patricia, following offspring are produced -

TT * Tt

Tt, Tt, TT, TT

Out of four two are heterozygous tall headed and two are homozygous short headed.

4 0
3 years ago
Use the drop-down menu to complete the sentence. When 1 carbon atom combines with 2 oxygen atoms, the resulting substance is cal
irga5000 [103]

Answer:

compound

Explanation:

a compound is a substance that has been formed by two or more elements .

3 0
3 years ago
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The moon itself doesn’t emit any _____ like the sun.
mixer [17]

Answer:

The moon itself doesn't emit any light itself like the sun

Explanation:

The "Moonlight" We can see is actually is the suns light reflected!

Hope this helped, have a wonderful day! Hope all is well :)) <3

"You were born to be real, not perfect.."

-Jazz-

3 0
3 years ago
A bird species that lives in only one swamp has a beak designed only for cracking snail shells. The birds depend on the snails f
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Answer: The bird will become extinct because it is not adapted to eat other food.

Explanation:

7 0
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What are reactants in the process of photosynthesis
soldi70 [24.7K]

Answer:

here is your Answer.

Explanation:

Photosynthesis requires sunlight, carbon dioxide, and water as starting reactants .

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2 years ago
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