In Bacteria and Archaea, most proteins that are transported across membranes begin with a
15–20 residue amino acid sequence called a

a. –35 sequence.
b. sec sequence.
c. signal sequence.
d. tat sequence.


Answer: C

Biology & Microbiology

You might also like to view...

Annelids possess a(n) ________ skeleton that gains support from internal fluids

a. setae b. cartilaginous c. hydrostatic d. exterior

Biology & Microbiology

The ABO blood types are controlled by

a. pleiotropy. b. multiple alleles. c. incomplete dominance. d. codominance. e. multiple alleles and codominance.

Biology & Microbiology

Suppose an organism has an enzyme that repairs changes in its DNA. The result is a decrease in mutations. This trait would definitely influence the organism's ability to

A) evolve. B) obtain energy. C) maintain homeostasis. D) move.

Biology & Microbiology

Mutation in globin genes cause a condition called ___________, which is marked by the decreased ability of a person's blood to carry oxygen.

A. thalassemia B. myeloma C. aplastic anemia D. lymphoma E. anemia

Biology & Microbiology