Which of the following prokaryotic cells contain an outer membrane?

A. Gram-negative bacteria only
B. Gram-positive bacteria only
C. both Gram-positive and Gram-negative bacteria
D. archaea
E. all prokaryotes


Answer: A

Biology & Microbiology

You might also like to view...

Signaling involves molecule A that binds another specific molecule B, often delivering the signal in the process. What do we call molecule A in this scenario?

a. target cell b. receptor c. ligand d. enzyme

Biology & Microbiology

In prokaryote DNA replication, nuclotide

assembly is

a. faster than eukaryotes. b. slower than eukaryotes. c. about the same speed as eukaryotes. d. sometimes slower; sometimes faster than eukaryotes. e. none of these

Biology & Microbiology

The lancelet is a(n) ________

A) annelid B) flatworm C) chordate D) tunicate

Biology & Microbiology

Which of the following is NOT an example of a walled-off site of infection that contains a fluid made of dead and dying tissue cells, leukocytes, and pathogens?

A. a boil B. an abscess C. a pimple D. a pustule E. a tumor

Biology & Microbiology