Answer:
Nuclear DNA is a pieces of genetic information tend to be passed down from
Darwin believed the shape of the birds beak was related to the food it ate, the genetic make up of an individual
Mutual or reciprocal relations or relatedness
Blocks, Since water blocks sunlight, photosynthesis can't occur in deep waters, because sunlight is required for photosynthesis.
Answer:
An ecosytem
Explanation:
I am pretty sure this is right since I just took bio couple of weeks ago. :)