The genetic code is based on sequences of three bases called a.)proteins b.)codons c.)dna

d

explanation:

the higher the instrument the better

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.