11. Explain why natural selection is the only evolutionary mechanism that consistently leads to adaptive evolution in a population.

One function of the immune system is to attack the foreign cells to protect the body. in organ translate , the body recongnizes that the new organ is made of foreign cells. wha kind of medicine would you give a patient to increase the chances of transplate success

What goes in and out of a cell respiration?

What is a general feature of a species that varies from one individual to the next (skin tone, eye color or hair color)? a. organism b. trait c. character