Gastric emptying is regulated to ensure the chyme enters the duodenum at an appropriate rate. Which of the following factors promotes gastric emptying?

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#Question id: 14486

#Unit 13. Methods in Biology

There are two bags, one of which contains 5 red and 7 white balls and the other 3 red and 12 white balls. A ball is to be drawn from one or other of the two bags, find the chance of drawing a red ball.

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#Question id: 16774

#Unit 13. Methods in Biology

 Some of the samples are given below. Find the median. 90, 45, 67, 34, 26, 76, 44, 55.

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#Question id: 19684

#Unit 13. Methods in Biology

Which of the following is used to measure the electrical activity of the heart?

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#Question id: 19685

#Unit 13. Methods in Biology

The P-waves of ECG indicates:

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#Question id: 19686

#Unit 13. Methods in Biology

Where is atrial repolarization hidden in the ECG?

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#Question id: 19687

#Unit 13. Methods in Biology

In ECG, QRS complex represents: