Frogs, insects, and birds living near a pond is an example of? a: community b: ecosystem c: habitat d: population

I believe the best answer would be A: Community. This is because all those living things and the pond play a part for each other and in doing so they make a community.

cell regulation is conducted by special proteins.

the unequal cytoplasmic division that  results  in  one egg  and three polar bodies ensures that a fertilized  egg has  ample nutrients  forits journey  to  the uterus.