17. How do we get macromolecules and what do we use them for? A. food we eat / energy only
B. air we breathe / new cells and energy
C. air we breathe / energy only
D. food we eat / new cells and energy

Mrna decodes information from the original dna master plan to build proteins in the during the process of ribosomes.

List five ways we are indebted to phytoplankton

What is the function of the root cap? a. extra-absorbent cells in the root cap absorb more water and nutrients b. protect the meristematic area of the stem c. contains sensors for sunlight d. increases surface area of the root