What are 2 major building blocks in glucose, fructose, and sucrose. what are these elements

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 -

According to cell theory; which structures carry out the basic function of living things? a. atoms b. organs c. cells b. nuclei

What do genes contain the code for?