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Flashcards in Urea Cycle Deck (15)
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1
Q

excess protein more commonly stored as fat. what is other thing our body does with it

A

converts to glucose to make ATP

2
Q

losing nitrogen is the process of

A

deamination

3
Q

nitrogen is unique to

A

protein

4
Q

if we don’t excrete nitrogen it converts into

A

ammonia

5
Q

why is ammonia poisonous

A

highly basic

6
Q

hydrogen ions are what subatomic particles

A

protons

7
Q

what effect would ammonia have on inter-membrane space

A

as in ETC it’s acidic with H+ ions in would neutralise pH - ATP synthase wouldn’t work properly

8
Q

ammonia written as

A

NH3

9
Q

where does urea cycle occur

A

liver

kidneys if nec

10
Q

in urea cycle free CO2 and NH3 make

A

carbamoyl phosphate

11
Q

which enzyme turns CO2 & NH3 into carbamoyl phosphate

A

carbamoyl phosphate synthase

12
Q

carbamoyl phosphate combines with what to make what

A

ornithine to make citruline

13
Q

Citruline combines with what to make what

A

aspartate to make arginosuccinate

14
Q

arginosuccinate then makes what (2)

A

L-Arginine

Fumerate - off to krebs

15
Q

Arginine then makes (2)

A

Urea

Ornithine