Steroid hormones and thyroid hormones do not require a membrane receptor because they
A)are small enough to pass directly through the membrane.
B)are soluble in the lipid bilayer.
C)pass through special membrane channels.
D)are water-soluble.
E)dissolve in the cholesterol of the membranes.

Question

Quizplus · Accepted Answer

Steroid hormones and thyroid hormones are lipid-soluble, allowing them to pass through the lipid bilayer of cell membranes without the need for a membrane receptor.

Steroid Hormones and Thyroid Hormones Do Not Require a Membrane