Cell shape and physical structure is provided by: (A) Cell membrane, (B) Microtubules, (C) Microflaments, (D) Golgi apparatus
Answer is B. Microtubules are the largest cytoskeleton component. Cytoskeleton provides a structural framework for the cell. (REF TEXTBOOK OF MEDICAL PHYSIOLOGY GEETHA N 2 EDITION, PAGE NO - 9)