The dissociation constant Kd for a receptor-ligand complex is

a. a measure of the affinity of the receptor for the ligand.

b. the concentration of the ligand at which half of the receptors contain bound ligand.

c. a measure of the time it takes for a ligand to be converted to a product.

d. equal to koff/kon 

TLS Online TPP Program

#Question id: 11559

#XL - T Zoology

The steroid hormone that coordinates molting in arthropods is ________.

TLS Online TPP Program

#Question id: 11561

#XL - T Zoology

An example of antagonistic hormones controlling homeostasis is ________.

TLS Online TPP Program

#Question id: 11562

#XL - T Zoology

The relationship between the insect hormones ecdysteroid and PTTH is an example of ________.

TLS Online TPP Program

#Question id: 11563

#XL - T Zoology

Hormones secreted by the posterior pituitary gland are made in the ________.

TLS Online TPP Program

#Question id: 11564

#XL - T Zoology

Injury localized to the hypothalamus would most likely disrupt ________.

TLS Online TPP Program

#Question id: 11565

#XL - T Zoology

Portal blood vessels connect two capillary beds found in the ________.