Most animals have internal or external skeletons for structure and support. Which of the following parts provide a similar function in plant cells? (The GED Science Test)

โจทย์วิชาScienceมัธยมปลาย

The GED Science Test GED - SAT

4. Most animals have internal or external skeletons for structure and support. Which of the following parts provide a similar function in plant cells? 

 (A) Cytoplasm 

 (B) Chloroplasts 

 (C) Cell membranes 

 (D) Cell walls

เฉลย

4. (D) 

 Rigid cell walls made of cellulose serve the