- The reaction which irreversibly commits sugar to the glycolytic
pathway is catalyzed by:
hexokinase
or glucokinase.
phosphofructokinase.
phosphoglucomutase.
glucose
phosphate isomerase.
aldolase.
- NAD+ contains which of the following?
thiamine
lipoic
acid
niacin
riboflavin
CoA
- Phosphoglycerate kinase functions in carbohydrate metabolism
to produce ATP via:
oxidative
phosphorylation.
substrate
level phosphorylation.
oxidative
decarboxylation.
phosphorolysis.
- Glucose-1-phosphate is produced from glycogen via:
oxidative
phosphorylation.
substrate
phosphorylation.
glycogen
kinase activity.
phosphorolysis.
- Which of the following is important in transferring energy
from the glycolytic pathway to the TCA cycle?
NADH
+ H+
FADH2
citrate
acetyl
CoA
GTP
- Which enzyme is deficient in the liver in cases of fructose
intolerance?
hexokinase
aldolase
glucokinase
phosphofructokinase
triose
kinase
- Riboflavin is a part of the structure of which of the following?
FAD
NAD+
CoA
ATP
UTP
- The above is the structure of:
CoA.
thiamine
pyrophosphate.
FAD.
lipoic
acid.
- A deficiency in UDP-glucose: galactose-1-phosphate uridylyltransferase
will lead to an accumulation of:
galactose.
glucose.
glycogen.
UDP.
UTP.
- Cori's, McArdle's, von Gierke's and Andersen's diseases are
all examples of:
glycogenolysis.
gluconeogenesis.
glycogenosis.
glycogenesis.