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AlexFokin [52]
2 years ago
11

Explain why the body of a person infected with HIV, the virus that causes AIDS, would have a different immune response to the pr

esence of cancer cells than a person not infected with HIV.
Biology
1 answer:
ollegr [7]2 years ago
5 0
The immune system has many kinds of white blood cells to fight infections. HIV finds the white blood cells, called CD4 cells. But with cancer the white blood cells are being killed off.
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intraspecific competition
A type of competition in which organism belong to same species compete with each others for same resources.
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Answer:

If both parents do not have sickle-cell anemia, than the possibility is low.

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When both parents have sickle cell anemia, their child will definitely have it.  

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Index Fossils can be used to identify a specific period of time

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