Which type of receptor undergoes a conformational change upon activation? (Select all correct choices.)

A. G protein-coupled receptor
B. receptor kinase
C. ligand-gated ion channel
D. nuclear receptor


A,B,C,D

Biology & Microbiology

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Answer the question using the accompanying figure. Mitosis is occurring in step(s) ____

a. 7 only b. 8 only c. 10 only d. 7 and 8

e. 7, 8, and 10

Biology & Microbiology

Prokaryotes were split into two domains based on differences in

a. staining characteristics. b. metabolic capabilities. c. rRNA sequences. d. cell membrane properties. e. cell wall composition.

Biology & Microbiology

The best definition of antigen is

A) Something foreign in the body. B) A chemical that elicits an antibody response and can combine with these antibodies. C) A chemical that combines with antibodies. D) A pathogen. E) A protein that combines with antibodies.

Biology & Microbiology

Organisms that enter humans (whether for a short period such as hours or days [transient] or permanently) and multiply and may or may not interfere with normal body functions. This is also known as:

A. Mutualism B. Disease C. Colonization D. Parasitism

Biology & Microbiology