BMSC 230 Exam- Questions and Answers 100% Correct
Enzyme: pyruvate kinase
Which steps are irreversible in the glycolytic pathway? Correct Ans-1, 3, and 10
Where does glycolysis occur in the cell? Correct Ans-Cytoplasm
Starch has ___ linkages Correct Ans-α(1-4)
Glycogen has ___ linkages Correct Ans-α(1-4) and α(1-6)
α(1-6) are branched
Lactose is converted to ___ and ___ by ___. Correct Ans-glucose and galactose by lactase
Sucrose is converted to ___ and ___ by ___. Correct Ans-glucose and fructose by sucrase
Lactase is also known as ___ Correct Ans-β-galactosidase
Sucrase is also known as ___ Correct Ans-invertase
, BMSC 230 Exam- Questions and Answers 100% Correct
Maltose is converted to ___ by ___ Correct Ans-glucose by maltase
GLUT2 glucose transporter is located in the ___ Correct Ans-liver
GLUT 4 glucose transporter is located in ___ Correct Ans-fat and muscle cells/adipose
tissue
First 5 steps of glycolysis ___ energy Correct Ans-require
Last 5 steps of glycolysis ___ energy Correct Ans-produce
Hexokinase 1 is found in ___ Correct Ans-muscle
Glucokinase (hexokinase IV) is found in ___ Correct Ans-the liver
Is hexokinase 1 inhibited by Glucose 6-phosphate? Correct Ans-Yes
Is glucokinase inhibited by Glucose 6-phosphate? Correct Ans-No
2 reactions of glycolysis that have substrate level phosphorylation and produce ATP
Correct Ans-7 and 10
, BMSC 230 Exam- Questions and Answers 100% Correct
Energetic products of glycolysis Correct Ans-2 ATP
2 NADH
7 ATP equivalence
Enzyme that causes a phosphoryl shift within a molecule from one oxygen to another
Correct Ans-Mutase
Enzyme that causes interconversion between a ketose and an aldose Correct Ans-
isomerase
Enzyme that removes a water molecule Correct Ans-Enolase
Enzyme that splits C-C bond Correct Ans-Aldolase
Enzyme that catalyzes a redox reaction Correct Ans-Dehydrogenase
Pyruvate is metabolized to ___ in yeast Correct Ans-Ethanol
Pyruvate is metabolized to ___ in muscles and red blood cells Correct Ans-lactate
Enzyme: pyruvate kinase
Which steps are irreversible in the glycolytic pathway? Correct Ans-1, 3, and 10
Where does glycolysis occur in the cell? Correct Ans-Cytoplasm
Starch has ___ linkages Correct Ans-α(1-4)
Glycogen has ___ linkages Correct Ans-α(1-4) and α(1-6)
α(1-6) are branched
Lactose is converted to ___ and ___ by ___. Correct Ans-glucose and galactose by lactase
Sucrose is converted to ___ and ___ by ___. Correct Ans-glucose and fructose by sucrase
Lactase is also known as ___ Correct Ans-β-galactosidase
Sucrase is also known as ___ Correct Ans-invertase
, BMSC 230 Exam- Questions and Answers 100% Correct
Maltose is converted to ___ by ___ Correct Ans-glucose by maltase
GLUT2 glucose transporter is located in the ___ Correct Ans-liver
GLUT 4 glucose transporter is located in ___ Correct Ans-fat and muscle cells/adipose
tissue
First 5 steps of glycolysis ___ energy Correct Ans-require
Last 5 steps of glycolysis ___ energy Correct Ans-produce
Hexokinase 1 is found in ___ Correct Ans-muscle
Glucokinase (hexokinase IV) is found in ___ Correct Ans-the liver
Is hexokinase 1 inhibited by Glucose 6-phosphate? Correct Ans-Yes
Is glucokinase inhibited by Glucose 6-phosphate? Correct Ans-No
2 reactions of glycolysis that have substrate level phosphorylation and produce ATP
Correct Ans-7 and 10
, BMSC 230 Exam- Questions and Answers 100% Correct
Energetic products of glycolysis Correct Ans-2 ATP
2 NADH
7 ATP equivalence
Enzyme that causes a phosphoryl shift within a molecule from one oxygen to another
Correct Ans-Mutase
Enzyme that causes interconversion between a ketose and an aldose Correct Ans-
isomerase
Enzyme that removes a water molecule Correct Ans-Enolase
Enzyme that splits C-C bond Correct Ans-Aldolase
Enzyme that catalyzes a redox reaction Correct Ans-Dehydrogenase
Pyruvate is metabolized to ___ in yeast Correct Ans-Ethanol
Pyruvate is metabolized to ___ in muscles and red blood cells Correct Ans-lactate
