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#Question id: 11580


Melatonin is secreted by the ________.

#XL - T Zoology
  1. hypothalamus during the day
  2. pineal gland during the night
  3. autonomic nervous system during the winter
  4. posterior pituitary gland during the day

Answer:- Option(s): 2


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#Question id: 18532

#XL - R Botany

Which family contain fibre yielding plants 

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#Question id: 18529

#XL - R Botany

Cotton fibres are made up of

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#Question id: 10127

#XL - Q Biochemistry

In higher plants, the multi-subunit protein supercomplex has two complete reaction centers and some antenna complexes. The core of the reaction center consists of two membrane proteins known as D1 and D2, Which contained a multi-subunit protein supercomplexes;

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#Question id: 19543

#XL - P Chemistry

Which sulfate has the highest solubility in water?

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#Question id: 1727

#XL - Q Biochemistry

Which of the following statements is TRUE of CD4?

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