Question

question image
cell i
cell ii
q. what is arrow \b\ pointing to?

Explanation:

In both animal (Cell I) and plant (Cell II) cells, the nucleus is a prominent organelle. It is typically spherical or oval - shaped and contains the cell's genetic material (DNA). In the given diagrams, the structure labeled "B" in both cells has the characteristic appearance of a nucleus, which is consistent with its role as the control center of the cell.

Answer:

The nucleus.