Why do we need to know about the nature of science

During endocytosis, cells expel what they don't need take in what they need shrink due to loss of water

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.

If a strand of dna has 35% thymine. what is the percentage of cytosine, adenine, guanine?