1) what is the primary difference between a food web and a food chain? a) chains contain many food webs. b) webs contain several food chains. c) omnivores are found only in food webs. d) first-level carnivores are unique to food chains.

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.