Question

question 189
0.25 pts
figure 2.1
use the diagram above to answer the following questions.
which letter indicates the plasma membrane?
a
b
c
d
e

Explanation:

To determine which letter indicates the plasma membrane, we analyze the cell diagram. The plasma membrane is the outer boundary of the cell. In the diagram, label B is associated with the outer membrane structure of the cell, which matches the plasma membrane's role as the cell's outer covering. Other labels: A (likely nucleus or nucleolus), C (endoplasmic reticulum), D (cytoplasm or other internal structure), E (mitochondrion or similar organelle) do not fit the plasma membrane's location.

Answer:

B