Can someone please help me before I have a heart attack? A body of fresh water is shown below.

Which point in this body of water is most likely to be in the photic zone?
A. point b
B. point c
C. point a
D. point d

and please don’t answer if you don’t know it

A. point b

Explanation:

The photic zone also is the same naming for euphotic zone, epipelagic zone, or sunlit zone. They all mean the same thing. It is defined as the uppermost layer of a body of water that receives sunlight allowing photosynthesis.

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.

50% lit on the left side