Answer:
Explanation:The investigation is aimed at understanding
1. how molecular size affects movement through a membrane.
Therefore
2.Add more of the proteins to the plasma membrane.
Then measure the rate of the particle movement
Answer:
b hummingbirds have the ability to hover while drinking nectar
Explanation:
because this allows for power in both the upward and downward beats of the hummingbirds wings
Answer:
D
Explanation:
When a substance moves from low to high concentration it is moving against its concentration gradient, which requires more energy.
A. It depends on where it is moving, not the substance
OB. This is describing diffusion
OC. Does not require energy, it is passive transport through a semi-permeable membrane
Answer:
(sorry if im incorrect)
D
an organ, a level of organization that is higher than an organelle
Explanation:
So levels of structures goes :
atom, molecule, organelle, cell, tissue, organ, organ system, organism
<span>A In spring and summer to coincide with the growing season
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