In a hormone-stimulated signaling system, the concentration of hormone exposed to the receptor is

A) always equal to the receptor Kd for binding the hormone.
B) never equal to the receptor Kd for binding the hormone.
C) below the receptor Kd for binding the hormone before stimulation of hormone secretion.
D) above the receptor Kd for binding the hormone before stimulation of hormone secretion.
E) always constant.


Answer: C

Biology & Microbiology

You might also like to view...

Most of the animals living in the sandy intertidal are:

a. infaunal. b. epifaunal. c. epiphytic. d. planktonic. e. nektonic.

Biology & Microbiology

The evolutionary trend of bipedalism refers to the:

a. walking that involves supporting weight on knuckles b. the ability to habitually walk on two feet c. use of two hands to swing through the trees as monkeys do d. development of a prehensile hand e. use of feet as well as hands for grasping

Biology & Microbiology

What is the basic structure of most lipids?

A) A glycerol head and up to three fatty acid tails B) A linear chain of individual monomers C) A branched chain of individual monomers D) A chain of fatty acid tails

Biology & Microbiology

Decrease friction; controls vessel permiablilty; absorption and secretion

A. Pseudostratified columnar B. Simple columnar C. Simple cuboidal D. Simple squamous E. Stratified squamous F. Transitional

Biology & Microbiology