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10 Cards in this Set

  • Front
  • Back
Enzyme activity can altered in a number of ways. Name one
Covalent Modification
Covalent Modification

protein phosphorylation and dephosphorylation processes are carried out by?
protein kinases and protein phosphatases.
During protein phosphorylation, The protein’s activity may become.... due to it being ....
- either active or inactive.

- phosphorylated or
dephosphorylated.
Coordinate Regulation of Glycolysis & Gluconeogenesis In Liver
Glycolysis is concerned with making ATP while gluconeogenesis is concerned with....
using energy to make glucose.
Coordinate Regulation of Glycolysis & Gluconeogenesis In Liver
The bypass reaction for PFK 1 in gluconeogenesis
is...
FBPase 1.
Coordinate Regulation of Glycolysis & Gluconeogenesis In Liver
During the The bypass reaction for PFK 1, If both enzymes were active at the same time then these reactions combined would result in ...?
ATP degradation.
Coordinate Regulation of Glycolysis & Gluconeogenesis In Liver

An ATPase would also occur with the opposing reactions,_____ of glycolysis and ..... + .......reactions of gluconeogenesis.
- pyruvate kinase

- PEP carboxykinase + pyruvate carboxylase
Coordinate Regulation of Glycolysis & Gluconeogenesis In Liver

we must have regulatory processes to ensure that when one pathway is operative ....
the other is not.
Coordinate Regulation of Glycolysis & Gluconeogenesis In Liver

Liver does do glycolysis when there ........but usually the glycolysis rate in liver is ___.
- is excess RBC glucose

- low.
Coordinate Regulation of Glycolysis & Gluconeogenesis In Liver
Remember only liver does .... and not .....
gluconeogenesis and not muscle.