Which stains are used to visualize structures in the membrane

Which of the following is a true statement? a. individuals evolve to have adaptations. b. individuals have adaptations that can change over time. c. individuals have traits that may or may not make them successful at reproduction. d. populations cant evolve, only individual organisms.

This is a scaffolding of protein fibers that us sell keep it shape in a cell division and cell movement

There are only about 250,000 known fossil species. true or false