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Biochemistry Quiz 1

A detailed illustration of biochemistry concepts, featuring enzymes, metabolic pathways, glucose structures, and laboratory equipment in a vibrant color scheme.

Biochemistry Basics Quiz

Test your knowledge of biochemistry with our engaging quiz! Covering topics like glycolysis regulation, enzyme functions, and metabolic pathways, this quiz is perfect for students and professionals alike.

Challenge yourself with questions that include:

Enzymatic regulation of metabolic processes
Understanding glycolysis and its significance
Impact of certain conditions on biochemical pathways

10 Questions2 MinutesCreated by LearningMolecule7

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parallel cellulose chains form sheets with interchain hydrogen bonds

The bonds between monosaccharides that form the glycogen are : alpha(1-4) alpha(1-6)

The bonds between monosaccharides that form chitin are : alpha(1-4)

The type of monosaccharides that form the starch is glucose

Bbbb

B .

N .

E. Decreases both apparent V max and apparent K m .

Which of the following regulates glycolysis steps?

Phosphofructokinase

Hexose kinase

Pyruvate kinase

All of these

You have the following reaction at standard condition : A~~>B [A] = 0.66M , [B] = 0.33M and you allow it to reach equilibrium, R =1.987 cal\mol.k , regarding to these information all of the following are false except :

ΔG° will be positive and this is forward reaction

ΔG°will be negative and this is forward reaction

ΔG° will be positive and the rate of forward reaction equals the rate of backward

ΔG° will be positive and this is backward reaction

There is no correct answer

According to Aerobic glycolysis, the enzyme that regulate this step in the pancreatic B cells

Hexokinase I-III

Hexokinase IV

G6P

Phosphatases

Adenylylcyclase

How many molecules of ATP(net Atp) that yield when 8 molecules of Glucose converted to Pyruvate from substrate –level phosphorylation ,if the levels of F6P is High ?

A person with myocardial infarction ,which one of the following the best descriptive this cases ?

PH in the plasma is very high

Deficiency in LDH

Decrease concentration of lactate on the plasma

PH in the plasma is low

Bring adequate amounts of O2 to the tissue

Which is the true sentence ?

The inhibitor is competitive and km is constant

. The inhibitor is uncompetitive

The inhibitor is competitive and Vmax is constant

The inhibitior is noncompetitive and km is constant

According to Metabolism Regulation, all the following is correct except

Allosteric regulation is moment- to moment regulation

Adenylatecyclase is activated when glucagon binds to GPCR

Ga-GTP complex inactivitation when GTP hydrolysis to ADP

CPKA activates PKA by binding to its catalyatic subunits

CAMP hydrolyzed to 5'-AMP by cAMPphosphdiesterase

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