Cancer occurs when cell division becomes uncontrolled. what is one factor that can cause the cell cycle to lose control?

Which of the following is an example of a non-falsifiable hypothesis? a. there is a teacup orbiting the milky way galaxy. b. there is no life on mars. c. the human species started in africa. d. humans cannot live without the amino acid methionine

Alaska and northern canada have a diet rich in vitamin d and their skin color is darker than predicted on the basis of iv intensity at their latitude. explain the observation:

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species