biochem module 8

biochem module 8
Study online at https://quizlet.com/_9vgwya

1. True or False: The ma- true
jority of reactions of the
urea cycle occur in the
cytosol.

2. True or False: FADH2 False
yields 2.5 ATP mol-
ecules after donating
electrons and hydro-
gen atoms to the
electron transfer chain
(ETC).

3. True or False: ATP is in- True
vested in the urea cycle.

4. True or False: There are False
five complexes associ-
ated with the ETC.

5. True or False: In the False
production of ATP via
ATP synthase, the H+
ions move from the
mitochondrial matrix
to the intermembrane
space.

6. The urea cycle in- -4
volves _________ reac-
tions (only those in the
cyclic portion of the
process).


, biochem module 8
Study online at https://quizlet.com/_9vgwya


-4
-5
-6
-8
- 10

7. Which amino acids are D. Both A and B
involved in the urea cy-
cle?

A. Ornithine
B. Aspartate
C. Threonine
D. Both A and B
E. Both A and C

8. Fumarate reenters - Malate
the mitochondrion as
which of the following
molecules?

- Malate
- Ornithine
- Citrulline
- Fumarase
- Ammonia

9. Urea is useful for ex- - Ability to hydrogen bond with water
creting nitrogen from
cells due to its:

- Ability to hydrogen