Carbohydrate metabolism reading 2 Flashcards
Based on their structure, glucose, galactose and fructose are from the group of carbohydrates called ______.
monosaccharides
The chains of glucose molecules that serve as short-term energy storage in muscle and liver are called ______ molecules.
glycogen
Glycolysis occurs in the…of the cell
cytoplasm
How many ATP molecules are used in glycolysis?
2
What molecule serves as a short-term storage molecule for glucose?
Glycogen
During the steps of glycolysis, ______ ATPs, ______ NADHs, and ______ molecules of pyruvate are produced.
4, 2, 2
The first phase of glycolysis involves ______.
breaking glucose into two separate molecules
The adding of a phosphate group to a molecule is ______.
phosphorylation
In the last four steps of glycolysis, ______ occurs. Select all that apply.
production of pyruvic acid
production of ATP
Identify the activities that are part of glycolysis. Select all that apply.
Use of ATP molecules
Production of ATP
NADH production
After the sugar is cleaved in glycolysis, what molecule is reduced by gaining two electrons?
NAD+
The process of converting lactic acid to glucose is called the…cycle.
Cori
After glycolysis is complete, which of the following are possible fates for the two molecules of pyruvic acid in humans? Select all that apply.
Aerobic respiration
Lactate fermentation
What happens in the Cori cycle?
Lactic acid is converted to glucose.
Lactic acid is converted back into pyruvate in the ______.
liver
