Which structure is composed of phospholipids and regulates the movement of substances in and out of cells?

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#Question id: 3613

#Part-A Aptitude & General Biotechnology

When a single gene influences more than one trait it is called

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#Question id: 11216

#Part-B Specialized Branches in Biotechnology

When two excitatory postsynaptic potentials (EPSPs) occur at a single synapse so rapidly in succession that the postsynaptic neuron's membrane potential has not returned to the resting potential before the second EPSP arrives, the EPSPs add together producing ________.

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#Question id: 18678

#Part-A Aptitude & General Biotechnology

which of the following technique can be analysed of PCR products from HIV-I allowed the identification of between 200 000 and 500 000 viral particles per cubic centimetre of serum.

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#Question id: 12691

#Part-A Aptitude & General Biotechnology

If the area of a rectangle be (x^2 +7x + 10) sq. cm, then one of the possible perimeter of it is

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#Question id: 19791

#Part-A Aptitude & General Biotechnology

Which of the following statements about polymerase chain reaction is correct?

a) PCR denaturation temperature calculated by using Y = X (1+E)n

b) Size of the primer negatively affects the efficiency of PCR

c) Standard PCR doesn’t efficiently amplify sequence much longer than about 5kb.

d) Primer annealing of PCR at 550C for 1.5 min.

e) Time taken for each cycle of PCR considerably longer than 3 min.