The thymus functions strictly in maturation of t cells. the thymus functions strictly in maturation of t cells. a. true b. false

Food contains a sugar called ( ), which is broken down in a process called cellular ( ). this process uses ( ) to break down food molecules and provide energy for cells. fill in the parentheses

Which description provides the best objective summary of the article in the passage?

In many humans, exposing the skin to sunlight over prolonged periods of time results in the production of more pigment by the skin cells (tanning). this change in skin color provides evidence that -