How does the heart deliver oxygen to the body cells

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.

When a doggo starts to pace around in the same line for a hand full of days. what would that mean?

Describe the relationship and movement between temperature and density in a convection cell. make sure you identify the direction of travel