In mammals, which of the following excretory tubule segments consumes the most ATP?
a. the Bowman's capsule
b. the proximal convoluted tubule
c. the distal convoluted tubule
d. the ascending segment of the loop of Henle
Ans: d. the ascending segment of the loop of Henle
You might also like to view...
In this diagram of the life cycle of a moss, which structure, A, B, C, or D, is the spore-producing sporangium?
1.A
2.B
3.C
4.D
An inactivated X chromosome is called a(n) ____
a. Barr body b. polar body c. SRY body d. linked chromosome e. linked body
How do most motor proteins ensure their movements are unidirectional?
A.) they couple a conformational change to a thermodynamically unfavorable reaction B.) they couple a conformational change to the hydrolysis of an ATP molecule C.) they couple a conformational change to the formation of an ATP molecule from ADP and Pi D.) they hydrolyze their bound GTP, effectively preventing movement in the reverse directoin E.) their asymmetrical structures support movement in only one direction
Which of the following statements regarding the oxygen atom of a water molecule is true?
A) Oxygen is more positively charged than the hydrogen atoms. B) Oxygen attracts electrons less strongly than the hydrogen atoms. C) Oxygen is more electronegative than the hydrogen atoms. D) Oxygen is attracted to the negatively charged atoms of other molecules.