Asked by Anthony Comba on May 17, 2024
Verified
Which of the following is NOT a membranous organelle?
A) ribosomes
B) mitochondria
C) Golgi apparatus
D) rough endoplasmic reticulum
Membranous Organelle
A specialized structure within a cell, surrounded by lipid bilayers, that performs a specific function.
Golgi Apparatus
A complex of vesicles and folded membranes within the cytoplasm of most eukaryotic cells, involved in secretion and intracellular transport.
Rough Endoplasmic Reticulum
A network of membrane-bound tubules and sacs studded with ribosomes, involved in protein synthesis and folding.
- Differentiate between membranous and nonmembranous organelles and their significance.
Verified Answer
GA
Giecelle AbatayoMay 22, 2024
Final Answer :
A
Explanation :
Ribosomes are not membranous organelles. They are composed of two subunits made up of RNA and proteins and are responsible for protein synthesis. They are not surrounded by a membrane. The other options (B, C, and D) are all membranous organelles, meaning they are surrounded by a membrane or multiple membranes.
Learning Objectives
- Differentiate between membranous and nonmembranous organelles and their significance.