Skin cancer has been increasing over recent decades. what could explain this? (hint: what is the main cause of skin cancer? )

Growth of chest hair, deepening of the voice, and muscle growth are secondary sex characteristics. which most likely affects the development of these traits? testes ovaries prostate gland vulva

1. describe the structure and function of the specialized cells you observed in the video. 2. research the types of cells present in the kidney.

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