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#Question id: 11008


Which of the following events is associated with the first heart sound?

#XL - T Zoology
  1. Closing of the aortic valve
  2. Inrushing of blood into the ventricles during diastole
  3. Opening of the A-V valves
  4. Closing of the A-V valves

Answer:- Option(s): 4


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#Question id: 10764

#XL - T Zoology

Dihybrid cross conclude

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#Question id: 389

#XL - S Microbiology

A weak acid HA has a pKa of 5.0.  If 1.0 mol of this acid and 0.1 mol of NaOH were dissolved in one liter of water, what would the final pH be?

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#Question id: 1065

#XL - T Zoology

Resistance of some animals to certain viral diseases is based on

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#Question id: 16873

#General Aptitude

Ten years have passed ……… my grandmother died.

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#Question id: 816

#XL - Q Biochemistry

Protein stability primarily depends on

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