Which statement about plasma membranes is correct?

Responses

Both plant cells and animal cells have flexible plasma membranes.
Both plant cells and animal cells have flexible plasma membranes.

Plant cells have cell walls instead of plasma membranes.
Plant cells have cell walls instead of plasma membranes.

Animal cells have cell membranes instead of plasma membranes.
Animal cells have cell membranes instead of plasma membranes.

Plant cells have rigid plasma membranes.

Both plant cells and animal cells have flexible plasma membranes.