"A" I think... Sorry if its not right...
Answer:
The chromosomes inroduces carbon factors
Explanation:
You mean histology right??
Histology:
Histology, also microanatomy, is the ponder of the life structures of cells and tissues of plants and creatures utilizing microscopy.
You would want this observation to be in an area with a lot of biotic and abiotic factors, so the best place for it is an ecosystem.
Answer:
Make up the skull and composed of the brain
Explanation:
