:
2. Why are pioneer species
so important for primary
Succession?

Because pioneer species are the first to return after a disturbance, they are the first stage of succession, and their presence increases the diversity in a region.

Explanation:

Note: They are usually a hardy plant, algae or moss that can withstand a hostile environment

i think the answer is gold im not entirely sure

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.