Which of the following macromolecules is not used as an energy source for cellular respiration or fermentation? a. carbohydrates b. lipids c. nucleic acids d. proteins

Wht happens as electrons in the electron transport chain release their energy

Which of the following statements about c4 carbon fixation is not true? a c4 carbon fixation is an adaptation for plants exposed to high light intensityb. c4 carbon fixation occurs in more plants than c3 carbon fixation. c c4 carbon fixation is more common in areas of high temperatures than c3 carbon fixation. d. c4 carbon fixation occurs in the inner cells of a leaf rather than the entire leaf.

Describe the two types of vascular tissue