Compared to a bull a bullock is docile because of

  • [AIPMT 2007]
  • A

    higher levels of cortisone

  • B

    lower levels of blood testosterone

  • C

    lower levels of adrenaline/noradrenaline in its blood

  • D

    higher levels of thyroxine.

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In an experiment freshly hatched larvae of an insect (Khapra beetle) were reared on a basal diet (complete diet without cholesterol) with increasing amounts of cholesterol. Results obtained are shown in the given graph.

The graph indicates

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Which is similar term to Hybrid vigour?

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Silk is the secretion of

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What are the requirements in tissue culture

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