Submerged aquatic plants can take up CO2 from the water in all of the following ways, except
A) diffusion through stomata.
B) direct diffusion of ambient CO2 from water across cell membranes.
C) active transport of bicarbonate into the leaf followed by conversion to CO2.
D) excretion of carbonic anhydrase into the water, followed by uptake of the resulting CO2.
A
You might also like to view...
Suppose a human population exhibits a Type III survival curve. What would you expect to happen to the curve over time if further dramatic improvements in medical technology take place?
What will be an ideal response?
The HIV viral envelope protein gp120 binds to the host cell CD4 receptor.
Answer the following statement true (T) or false (F)
Which of the following best describes the bacterial cell wall?
A) Protects the cell from osmotic lysis B) Contributes to pathogenicity C) Site of action of several antibiotics D) All of the above
What occurs during organogenesis?
What will be an ideal response?