5. An organism with the same appearance as their surrounding will pass on their genes, while organisms that don't die off
A. Natural Selection
B. Sexual Selection
C. Camouflage
D. Overproduction

A. Natural Selection

Explanation:

[A] Natural selection.

State that- Natural selection is a mechanism of evolution. Organisms that are more adapted to their environment are more likely to survive and pass on the genes that aided their success.

thermophiles, notice the prefix thermo.

•there must be variation for the particular trait within a population.

•the variation must be inheritable (that is, it must be capable of being passed on from the parents to their offspring).

•individuals with one version of the trait must produce more offspring than those with a different version of the trait.good

explanation: