Which of the following investigators was (were) responsible for the discovery that in DNA from any species, the amount of adenine equals the amount of thymine, and the amount of guanine equals the amount of cytosine?

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#Question id: 11874

#General Aptitude

The least number which when divided by 16, 18, 20 and 25 leaves 4 as remainder in each case but when divided by 7 leaves no remainder is

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#Question id: 3986

#Unit 3. Fundamental Processes

Consider the lac operon of E. coli.  When there is neither glucose nor lactose in the growth medium:

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#Question id: 31157

#Unit 7. System Physiology – Animal

Which of the following is the example of propagated potentials?

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#Question id: 4816

#Unit 8. Inheritance Biology

A wild-type fruit fly heterozygous for gray body color and normal wings was mated with a black fly with vestigial wings to produced 1000 offspring. Recombination frequency between these genes for body color and wing type is 20 %. What number of offspring that is gray body colour and normal wing?

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#Question id: 34138

#Unit 7. System Physiology – Animal

Which of the following hormones are nanopeptides with a disulfide ring at one end?