Answer:
There are about 120 million rods in the human retina. The cones are not as sensitive to light as the rods. However, cones are most sensitive to one of three different colors (green, red or blue). Signals from the cones are sent to the brain which then translates these messages into the perception of color.
Answer:Physical factors or abiotic factors include temperature, water availability, oxygen, salinity, light, food and nutrients; biological factors or biotic factors, involve interactions between organisms such as predation, competition, parasitism and herbivory.
Explanation: read the answer!
Catabolism (a form of metabolism in which cells are breaking down larger units into smaller units).
Another answer is cellular respiration
The parent may have had an recessive gene that didn't show up in them but showed up in the the offspring!!
