Concentration gradient across the membrane. Proteins in the membrane allow specific molecules through, passively.
Answer:
D
Explanation:
They would be dying off, or leaving to get away from the disease
The best trait isnt always dominate
Answer:
Oxygen is one and i can't think of others
Explanation:
Binocular vision. Binocular vision is vision with two eyes, and the main cue for depth perception associated with binocular vision is retinal disparity. ... The disparity (difference) between these two retinal images (retinal disparity) can be used as a cue for depth/distance.
