How do the structures of a vacuole and a nucleus differ? A. a vacuole is enclosed within a membrane ,and a nucleus is not enclosed within a membrane.
B. a vacuole is thick fluid , and nucleus is rigid set layers
C. a vacuole contain no water , and a nucleus a mostly water
D. a vacuole contain mostly water, and a nucleus contain mostly DNA

D

Explanation:

Vacuoles are pockets that collect water and the cell's junk. The nucleus sends commands to other cell parts and contains DNA.

Why it isn't A: Both have membranes.

Vacuole- tonoplast. Nucleus- Nuclear membran.

Why it isn't B: The Vacuole is not a thick fluid, though it may hold thick fluid.

Why it isn't C: This should be obvious.

sand 60

clay 10

silt 30

sandy loam should be dominated by the sand. as the amount of sand increased, the amount of slit needed to anchor the plants' roots to the sand will also be increased. even though the amount is very little, 10% part of clay is still necessary for proper oxidation.