Motor proteins provide for molecular motion in cells by interacting with what types of cellular structures?
A) mitochondria and chloroplasts
B) membrane proteins of the inner nuclear envelope
C) free ribosomes and ribosomes attached to the ER
D) components of the cytoskeleton
E) cellulose fibers in the cell wall

Question

Quizplus · Accepted Answer

Motor proteins interact with components of the cytoskeleton such as microtubules and actin filaments to provide for molecular motion in cells. They "walk" along these structures, carrying cargo such as organelles or other molecules.

Motor Proteins Provide for Molecular Motion in Cells by Interacting