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#Question id: 2066


Which of the following statements describes a characteristic feature of a carrier protein in a plasma membrane?

#Biochemistry
  1. It exhibits specificity for a particular type of molecule.

  2. It requires the expenditure of cellular energy to function.

  3. It works against diffusion.

  4. It has no hydrophobic regions.


Answer:- Option(s): 1


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TLS Online TPP Program

#Question id: 508

#Biochemistry

Phosphofructokinase I deficiency results in

TLS Online TPP Program

#Question id: 509

#Biochemistry

Glyceraldehyde 3-phosphate dehydrogenase causes

TLS Online TPP Program

#Question id: 510

#Biochemistry

2,3-bisphosphoglycerate is

TLS Online TPP Program

#Question id: 511

#Biochemistry

Which of the following enzymatic reactions are control points for glycolysis?

TLS Online TPP Program

#Question id: 512

#Biochemistry

Arsenate affects glycolysis as it

A) competes with NAD+ for the binding site in 1,3-bisphosphoglycerate.

B) competes with phosphate for its binding site in glyceraldehyde 3-phosphate dehydrogenase.

C) produces a stable analog of 1,3-bisphosphoglycerate.

TLS Online TPP Program

#Question id: 513

#Biochemistry

Arsenite

A) poisons by the same mechanism as arsenate.

B) is less toxic than arsenate.

C) binds tightly to lipoamide sulfur atoms.

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