In order to insert a human gene into a plasmid, both must a code for the same gene product. b have identical dna sequences. c be cut by the same restriction enzyme. d originate from the same type of cell. e be the same length.

b c a d mark me

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.