In the phrase “survival of the fittest,” to what does the term “fittest” refer?

a. the best- adapted organisms

b. the fastest organisms

c. the biggest organisms

d. the smartest organisms

The answer is A because the other 3 options are what make up being the “best adapted” organism.

ability to bond woth oxygen

as in mitosis, dna replication occurs during interphase.   in meiosis, it occurs specifically in s phase of interphase 1.