What glands secrete a fluid that mixes with the sperm

Plz ! a frog has a genetic mutation in skin cells that causes part of its skin to turn orange the frog will not pass this genetic mutation onto its offspring because, a. the offspring will inherit skin cells from the other parent. b. mutated skin cells cannot divide and produce daughter skin cells. c. skin cells do not contribute genetic material to sex cells. d. parents do not contribute genetic material to their offspring.

What is the compliment dna strand to the following sequence: ttgactaggcta

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic