Which of the following organelles is not part of the endomembrane system?

A) ribosome
B) endoplasmic reticulum
C) Golgi apparatus
D) lysosome
E) secretory vesicle


A) ribosome

Biology & Microbiology

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To engulf a bacterium, a white blood cell

would use

a. facilitated diffusion b. osmosis c. phagocytosis d. exocytosis e. sodium-potassium pumps

Biology & Microbiology

both the mouth and the nasal passages lead to a hollow space at the back of the throat called the

What will be an ideal response?

Biology & Microbiology

Each gene in this molecule gives the instructions for making a ______.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Which of the following statements concerning the chemical structure of an antibody is FALSE?

A. Antibodies are formed of four polypeptide chains. B. Antibodies have two long peptide chains known as heavy chains. C. Antibodies have two short peptide chains known as light chains. D. The stem and arm are connected by a hinge. E. The heavy and light chains are connected by hydrogen bonds.

Biology & Microbiology