CARBOHYDRATE QUIZ

Hexokinase activity in glycolysis is inhibited by

phosphofructokinase

glucose 6- phosphate

fructose 1,6 biphosphate

fructose 6-phosphate

TRUE ANSWER : ?
YOUR ANSWER : ?

The main site for gluconeogenesis is

kidney

brain

muscle

liver

TRUE ANSWER : ?
YOUR ANSWER : ?

Pyruvate is initially converted to which of the following in the gluconeogenesis?

Oxaloacetate

Glycerol

Phosphoenol pyruvate

Acetyl CoA

TRUE ANSWER : ?
YOUR ANSWER : ?

Storage polysaccharide made by animals is

glycogen

collagen

amylopectin

cellulose

TRUE ANSWER : ?
YOUR ANSWER : ?

Saliva contains all of the following except

antibodies

bacteria-killing enzymes

hormones

amylase

TRUE ANSWER : ?
YOUR ANSWER : ?

In lysozyme catalysis, which of the following does not contribute?

Formation of a covalent intermediate at Ser195

The abnormally high pKa of Glu35

Formation of a covalent intermediate at Asp52

The strained conformation of the D sugar

TRUE ANSWER : ?
YOUR ANSWER : ?

The function of gluconeogenesis is

a pathway for the utilization of amino acids

recovery of lactate from fermentation and glycerol from fat breakdown

All of these

maintenance of blood glucose levels during starvation or a low carbohydrate diet

TRUE ANSWER : ?
YOUR ANSWER : ?

The cells dependent solely on glucose as an energy source are

muscle cells

kidney cells

liver cells

brain cells

TRUE ANSWER : ?
YOUR ANSWER : ?

Gluconeogenesis requires a higher amount of ATP equivalents as compared to that produced by glycolysis because

All of these

glycolysis releases energy as heat

glycolysis occurs in the mitochondria while gluconeogenesis occurs in the cytosol

gluconeogenesis releases energy as heat

TRUE ANSWER : ?
YOUR ANSWER : ?

Regulated metabolic pathways are

compartmentalized in eukaryotes

usually regulated at the first step

committed after the first step

all of these

TRUE ANSWER : ?
YOUR ANSWER : ?