Which one of the following structures are part of the internal cytoskeleton that supports a cell?
A) rough and smooth endoplasmic reticulum
B) flagella and cilia
C) microtubules and microfilaments
D) lysosomes and peroxisomes
E) ribosomes and rough endoplasmic reticulum

Question

Quizplus · Accepted Answer

Microtubules and microfilaments are part of the internal cytoskeleton that supports a cell. Rough and smooth endoplasmic reticulum, lysosomes, peroxisomes, flagella, and cilia are not part of the cytoskeleton. Ribosomes are involved in protein synthesis, but are not directly involved in supporting the cell's structure.

Which One of the Following Structures Are Part of the Internal