TLS Online TPP Program

#Question id: 4946


Although absolute distinctions between the ʺmost evolvedʺ protobiont and the first living cell are unclear, biologists generally agree that one major difference is that the typical protobiont could not

#Unit 11. Evolution and Behavior
  1. possess a selectively permeable membrane boundary.

  2. perform osmosis.

  3. grow in size.

  4. perform controlled, precise reproduction.

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TLS Online TPP Program

#Question id: 27941

#Unit 1. Molecules and their Interaction Relevant to Biology

Some of the following statement are made regarding the Enzymes of glycolysis along with their Coenzyme (s) or Cofactor (s) and Inhibitor (s)

a. Phosphoglucoisomerase having Mg2+ as Cofactor and can be inhibited by 2-deoxyglucose 6-phosphate
b. Aldolase having Zn2+ as Cofactor, can be inhibited by Chelating agents
c. Enolase having Mg, Mn22+ Cd2 as Cofactor, can be inhibited by Fluoride + phosphate
d. Phosphofructokinase having NAD as Coenzyme can be inhibited by Iodoacetate
Which of the following is correct

TLS Online TPP Program

#Question id: 27942

#Unit 1. Molecules and their Interaction Relevant to Biology

Glycolytic enzymes along with them their class is mentioned  
(1) Phosphoglucoisomerase, Phosphotriose isomerase, Phosphoglycerate mutase belongs to Isomerases 
(2) Hexokinase, Phosphofructokinase, Phosphoglycerate kinase, Pyruvate kinase belongs to Transferases 
(3) Aldolase, Enolase belongs to Lysases 
(4) Glyceraldehyde 3-phosphate dehydrogenase belongs to Oxidoreductases

Which of the following is correct

TLS Online TPP Program

#Question id: 27943

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following reaction is catalyzes by enolase during Glycolysis

TLS Online TPP Program

#Question id: 27944

#Unit 1. Molecules and their Interaction Relevant to Biology

Which one of the following is not the component of Co-A

TLS Online TPP Program

#Question id: 27945

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following statements is true regarding the payoff phase of glycolysis

a. Each molecule of glyceraldehyde 3-phosphate is oxidized and phosphorylated by ATP to form 1,3-bisphosphoglycerate 

b. Each molecule of glyceraldehyde 3-phosphate is oxidized and phosphorylated by inorganic phosphate to form 1,3-bisphosphoglycerate

c. Oxidative phosphorylation of 3-Phosphoglycerate produces one NADH

d. Oxidative phosphorylation of glyceraldehyde 3-phosphate, produces one NADH

TLS Online TPP Program

#Question id: 27946

#Unit 1. Molecules and their Interaction Relevant to Biology

The overall equation for glycolysis is