Answer:
It's called rods and cones
Explanation:
The cone receptor is more sensitive out of the 3 different colors (green, red or blue). Signals from the cones are sent to your brain which then it translates these messages into the perception of color(s).
1. Lung capacity is basically how much air (in volumes) your lungs can hold.
2. I think that a swimmer would be able to have the biggest lung capacity because when swimming, you are mostly underwater with no air, so being able to hold as much air in as you can when you come up to take a breathe will help improve how well you do.
Biology is <span>the study of living organisms from plants, to animals, even to humans.</span>