When the action potential reaches the end of the axon terminal?

both male and female gametes are produced by meiosis of the germ cells. therefore, both male and female gametes are haploid. one male and one female gamete unite during the fertilization to form the diploid zygote. in seed bearing plants, pollen grain is the male gametophyte, which produces sperm cells.

the answer is sex-linked recessive.

d. planting trees

the trees take in carbon to make oxygen.