Why are the male testes located in the scrotum outside the body?

In the ocean why are the greatest amount of primary producers found in the epipelagic zone and how does that affect biodiversity

Two pea plants with yellow peas are crossed. most of their offspring have yellow peas, but about 25 percent of the offspring have green peas. for pea color, yellow is the dominant trait and green is the recessive trait. what does this tell you about the two parent plants? a. the parent plants have only dominant alleles for pea color. b. the parent plants are heterozygous for pea color. c. pea color follows an incomplete dominance pattern of inheritance. d. the parent plants are homozygous for pea color.

When the body has a weakened immune system, the production of antibodies is increased.