Serious systemic fungal infections and parasitic infections usually only develop in individuals who are immunocompromised. These individuals have a weak immune system. The body cannot respond quickly to infections since their immunity is not very well developed.
Answer:
A gene is a section of a chromosome that codes for trait.The specific combination of alleles an organism has is called its genotype which affects the organisms features.
Explanation:
I think it is A to, since the tissues are the closet thing to cell, which microscopic anatomy studies.
The group that includes human and their direct ancestors is called the hominids.
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