Answer:
He is either not carrying the gene for RP or the RP gene has mutated.
Explanation:
RP or Retina Pigmentosa is an eye defect inherited by a person from a parent. The disease is degenerative as the individual gradually loses his sight. It normally starts off as night-blindness and could go as bad as a total loss of sight.
The mutation of both the RPGR and RP2 genes which are responsible for the function and structure of light-reception in the eye accounts for most cases of Retina Pigmentosa disease.
Answer:
Plant cells need to store water for future use, such as for photosynthesis, so they need a larger vacuole than animal cells.
Explanation:
hope this helps!!
A pyramid of energy can never be inverted because energy decreases by tenfold each level. This can't be reversed because energy can't just increase by tenfold. It has to come from somewhere.
I think it is NAD, this ensures that the NAD can go back to glycolysis where it can again be reduced and go back through anaerobic respiration.
