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konstantin123 [22]
3 years ago
6

How does the human immune system work

Biology
1 answer:
jarptica [38.1K]3 years ago
5 0

Answer:

The acquired immune system, with help from the innate system, produces cells (antibodies) to protect your body from a specific invader. These antibodies are developed by cells called B lymphocytes after the body has been exposed to the invader. The antibodies stay in your child's body.

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3 0
3 years ago
Space travel has come a long way since Laika, but there are still many celestial bodies waiting to be explored. What do you thin
k0ka [10]

Answer:

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Explanation:

There hope it helps Also you could've done a little bit of resheerch skimmed a cupple sights to get an idea on what to wright about then go from there  its just an idea thoe

4 0
2 years ago
A new chemical signal is discovered. It is secreted in low concentrations from keratinocytes in the skin, and it binds to recept
anzhelika [568]

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Explanation:

I would say no because hormones usually travel long distances via blood. This question makes it seem like it is short distance and does not talk about how the secreted entity travels. So my bet is no.

8 0
3 years ago
Dengue fever, a zoonotic disease, is endemic in northern mexico, but not in the u.s. provide two possible explanations for this
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3 years ago
Earthworms, which are land invertebrates, and caecilians, which are amphibians, have evolved with traits that enable them to bur
Agata [3.3K]
Natural selection? Mutation? 
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3 years ago
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