Which of the following is not true of ion pumps?

a. found in the plasma membrane
b. moves material down a concentration gradient
c. is made of protein
d. all of the above are true of ion pumps


b. moves material down a concentration gradient

Anatomy & Physiology

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________ stimulates the interstitial cells of the testes to secrete ________.

A. Gonadotropin-releasing hormone (GnRH); LH B. Luteinizing hormone (LH); androgen-binding protein (ABP) C. Luteinizing hormone (LH); testosterone D. Luteinizing hormone (LH); estrogen E. Follicle-stimulating hormone (FSH); androgen-binding protein (ABP)

Anatomy & Physiology

The release of breast milk that occurs when a mother hears a crying child is called the milk ________ reflex

Fill in the blank with correct word.

Anatomy & Physiology

Oxidation reduction reactions ________.

A) utilize hydrogenases B) may involve the loss of hydrogen and electrons C) are rarely coupled together D) occur via the gain of hydrogen or the loss of oxygen

Anatomy & Physiology

The renal pelvis is a funnel divided into two or three large collecting cups called major ________.

A. calyces B. renal pyramids C. ureters D. renal columns

Anatomy & Physiology