Answer:
A cell wall
Explanation:
Plant cells are enclosed by a rigid cell wall. When the plant cell is placed in a hypotonic solution , it takes up water by osmosis and starts to swell, but the cell wall prevents it from bursting.
Answer:
d
Explanation:
passive transport needs no energy W when transporting from high to low and need energy when transporting from low to high
Answer:Biological Surplus is the amount of animals in a given population that are "above" the carrying capacity.
Explanation:
Answer:
Choice B
Explanation:
"Permeable" means "Letting solids or liquids through (a material.)" "Semi" means "half or partly." So "semipermeable" means allowing some objects through, but not all.