Fitness.
Explanation:
Fitness is a relative thing.A genotypes' fitness include its ability to survive,find a mate,produce off spring.
Answer:
What biotic factors affect the earthworm ?
Biotic factors that affect earthworm include predator, food, e.t.c
Explanation:
Biotic factors are factors that are inclined with living organism
A . sexual reproduction requires two individuals from the same species, a Male and a female
but sexual reproduction refers to the union of a Male and a female