Marvin Harris put forth a theory arguing that a culture's infrastructure determines the shape of its social structure and its ideology. What is the term used to describe Harris's theory?

Amutagen is 1: a living thing that has undergone a mutation. 2: an agent that causes a mutation in dna. 3: a mutation that has affected one gene. 4: a chemical that can poison living cells.

Surrounded by microtubules, located near the nucleus. (don't try to google it) (give answer only if u know)

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry