In 2001, the Nobel Prize in Physiology or Medicine was awarded to three cell cycle scientists. Paul Nurse was recognized for his studies with the fission yeast S. pombe, in particular for the discovery and characterization of the wee1+ gene. What did the characterization of the wee1+ gene tell us about cell cycle control?

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#Question id: 12571

#Unit 10. Ecological Principles

Although extinction is a natural process, current extinctions are of concern to environmentalists because

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#Question id: 23293

#General Aptitude

If your colleague deliberately neglect you inspite of your courteous invitation, the reasonable cause of it may be

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#Question id: 22959

#Unit 7. System Physiology – Animal

The hormone that regulates the concentration of calcium & phosphorus in ECF:

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#Question id: 4949

#Unit 11. Evolution and Behavior

What probably accounts for the switch to DNA-based genetic systems during the evolution of life on Earth?

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#Question id: 24222

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following reaction of glycolysis is irreversible

1. Glucose is converted to glucose 6-phosphate in the presence of the enzyme hexokinase.

2. Fructose 6-phosphate is converted to fructose 1,6-biphosphate in the presence of the enzyme phosphofructokinase.

3. Phosphoenolpyruvate is converted to pyruvate in the presence of the enzyme pyruvate kinase.

4. isomerization of glucose 6-phosphate to fructose 6-phosphate