A C4 plant is different from a C3 plant because a C4 plant:
A) stores CO2 in four-carbon molecules before the CO2 enters the Calvin cycle.
B) can leave its stomata open longer without ill effect.
C) does not have bundle-sheath cells.
D) performs photorespiration.
Answer: A
You might also like to view...
Which area of a mountain would be expected to receive the most precipitation?
A) the peak B) leeward side C) windward side D) north slope
Many mammals have skins and mucous membranes that are sensitive to phenolic secretions of plants like poison oak (Rhus). These secondary compounds are primarily adaptations that _____
A) favor pollination B) foster seed dispersal C) decrease competition D) inhibit herbivory
A substance that is a solid
A. contains a large amount of oxygen. B. contains molecules that are packed tightly together and vibrate in place. C. is bonded very tightly (covalent). D. contains a large amount of hydrogen bonds.
Which answer is not true of the inflammatory process?
A) Edema occurs. B) Leukotrienes cause increased capillary permeability. C) Kinins cause increased capillary permeability. D) Swelling occurs due to vasodilation and increased capillary permeability. E) The area becomes red due to a decrease in capillary diameter.