Answer:
C. Phylogenetic niche conservatism
Explanation:
Based on the information provided within the question it can be said that the term that best explains these "living fossils" is Phylogenetic niche conservatism. This refers to the tendency that a specific species has for retaining certain traits from the ancestors. Which explains why the living "cycads" are nearly identical to fossils.
This relates because at first the human species are vulnerable to the new disease but as natural selection in human evolution occurs the human species will be able to overcome the disease and become invulnerable.
Answer:
C) male-male competition; sexual conflict and antagonistic coevolution
Explanation:
Male-male competition happens when two males of a species fight for the opportunity to mate with a specific female.
Answer: Decrease
Explanation: Because their foot is being used more.
I think that's what it said.