 Most structures in a cell are membrane-bound, but some are not. Which structure lacking a membrane is present in plant cells and not in animal cells?

a. Cell Wall
b. Chloroplast
I am going with b. Thanks

3 answers

The correct answer is a. Cell Wall.

Plant cells have a rigid cell wall made of cellulose, which is not membrane-bound. In contrast, animal cells do not have a cell wall; they only have a flexible plasma membrane.

Chloroplasts, on the other hand, are membrane-bound structures found in plant cells and some protists but are absent in animal cells. Therefore, the structure lacking a membrane that is present in plant cells and not in animal cells is the cell wall.

I see what you mean. Thanks

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