In the absence of which of the following will photosynthesis not occur in leaves?
A. Guard cells
B. Chlorophyll
C. Vacuole
D. Space between cells
Select your answer:
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Iron Kinetics › ViewBelow are several of the many steps in the process from absorption and transport of iron to incorporation into heme.
Place them in proper order.
i. Transferrin picks up ferric iron.
ii. Iron is transferred to the mitochondria.
iii. DMT1 transports ferrous iron into the enterocyte.
iv. Ferroportin transports iron from enterocyte to plasma.
v. The transferrin receptor transports iron into the cell.
A. iii, ii, iv, i, v
B. v, iv, i, ii, iii
C. ii, i, v, iii, iv
D. iii, iv, i, v, ii
Hematology › View
What percentage of plasma is water?
A. 90 percent
B. 95 percent
C. 99 percent
D. 100 percent