Presence of introns leads to which phenomenon

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#Question id: 7589

#General Aptitude

A train of length 500 m crosses a platform of length 50% more than the length of the train in 50 seconds. Find the time taken by this train to cross another train of same length running with double the speed of first train in the opposite direction.

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#Question id: 12538

#Unit 10. Ecological Principles

Some global warming models predict that, if permafrost in the tundra regions in the northern hemisphere melts, atmospheric CO2  levels will increase. Which of the following statements best explains this prediction?

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#Question id: 19177

#Unit 13. Methods in Biology

Hot-start PCR is a modification of PCR. Which of the following is not corresponding to it?

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#Question id: 10991

#Unit 7. System Physiology – Animal

When recording lead I on an EKG, the right arm is the negative electrode, and the positive electrode is the

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#Question id: 10938

#Unit 7. System Physiology – Animal

A 45-year-old woman developed fatigue in July and had blood counts that were reported to be normal. She was hospitalized because of a very severe headache in December, and was found to have a blood pressure of 175/90. Her laboratory values were as follows: hemoglobin (8.3 g/dL), RBC count (2.2 × 10^6/μl), Hct (23%), MCV (89 fL), WBCs (5100/μl), platelets (262 × 10^3/μl), and reticulocyte count 0.8%. What is the diagnosis for this patient?