Microfilaments Differ from Microtubules in That Microfilaments

question 51

Multiple Choice

Microfilaments differ from microtubules in that microfilaments

• A) are thicker than microtubules.
• B) are found only in plants, whereas microtubules are found in both plant and animal cells.
• C) are mainly composed of actin, whereas microtubules are composed of tubulin.
• D) help to anchor organelles, whereas microtubules primarily function to help cells change shape and move.