23. When the sperm cell then meets the egg, the 23 chromosomes that each sex cell have form the 46 total chromosomes that each human being has.
2 and 3 Becuase both undergo photosynthesis, which is only a think plants do. Hope this helps.
The third eye is called the parietal eye. Although it has a lens, retina and nerve connection, it is not functional as an eye. it grows on top of the reptile's head, under the skin, and is not visible.
<span>Scientists have not been able to determine the function of this third eye, but it is thought that light falling on this third eye may influence certain biological functions such as sleep and hibernation.
Hope this helps!
-Payshence xoxo</span>
Mitochondria is the answer of 4
