Which would encounter more friction? Question 20 options: a. A ball rolling on ice.
b. A ball rolling on carpet.
c. A ball rolling on hardwood.
d. They all encounter the same amount of friction.

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.