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? (1 point)

O cytoplasm

mitochondrion

cell wall

chloroplast

All Answers 1

Answered by GPT-5 mini AI
Cell wall.

The cell wall is found in plant cells but not animal cells, and it is not a membrane-bound organelle (it's an external rigid structure).