Steroids
a. are lipophilic.
b. are derived from cholesterol.
c. initiate the synthesis of specific new proteins within their target cells.
d. are lipophilic and derived from cholesterol.
e. all of these answers.
E
You might also like to view...
Which of the following statements correctly describes transduction in photoreceptors when light stimulates them?
What will be an ideal response?
________ cells are the only T lymphocytes that can directly attack and kill other cells.
Fill in the blank(s) with the appropriate word(s).
The oral cavity, pharynx, esophagus, and rectum have an adventitia in place of the
A) mucosa. B) lamina propria. C) serosa. D) muscularis externa. E) submucosa.
When the solute concentration of the blood increases:
A) water is excreted from the body by the kidneys. B) antidiuretic hormone is released into the bloodstream. C) the release of angiotensin II causes the blood pressure to fall. D) the distal convoluted tubule becomes less permeable to water.