A father has AB blood and his wife has type O blood. What are the possible blood type percentage of their children.

Ineed to know why d is the correct answer asap

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.

Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.