What mechanisms do plants use to load sucrose produced by photosynthesis into specialized cells in the veins of leaves?
A)
an electrogenic pump
B)
a proton pump
C)
a contransport protein
D)
A and C only
E)
A, B, and C
Answer: E
What mechanisms do plants use to load sucrose produced by photosynthesis into specialized cells in the veins of leaves?
A)
an electrogenic pump
B)
a proton pump
C)
a contransport protein
D)
A and C only
E)
A, B, and C
Answer: E