Which of the following statements about c3 carbon fixation is true? a. c3 carbon fixation is an adaptation for plants exposed to high light intensity. b. c3 carbon fixation occurs in more plants than c4 carbon fixation. c. c3 carbon fixation is more common in areas of high temperatures than c4 carbon fixation. d. c3 carbon fixation occurs in the inner cells of a leaf rather than the entire leaf.

Which statement best describes lactic acid fermentation? a. lactic acid fermentation is the first step of cellular respiration. o b. lactic acid fermentation is the final step of cellular respiration. re to berate c. in the absence of oxygen, cells release atp by breaking down lactose into glucose. e der lade res o d. in the absence of oxygen, cells release atp by breaking down glucose into lactate. ar

Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c.ozone layer hole d.increase in sea levels

The earth's oceans are made up of chlorine, and trace elements. a) carbon, oxygen b) oxygen, silicon c) hydrogen, oxygen d) nitrogen, oxygen