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#Question id: 19495


The nucleus of the atom consists of ————–

#XL - P Chemistry
  1. Protons and neutrons
  2. Protons and electrons
  3. Neutrons and electrons
  4. Protons, neutrons and electrons

Answer:- Option(s): 1


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#Question id: 3000

#XL - S Microbiology

Mycoplasmas are bacteria that lack cell walls. On the basis of this structural feature, whichstatement concerning mycoplasmas should be true?

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#Question id: 19976

#XL - P Chemistry

A certain metal when irradiated to light ( = 3.2 × 1016 Hz) emits photoelectrons with twice kinetic energy as did photo electrons when the same metal is irradiated by light ( = 2.0 × 1016Hz). The of metal

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#Question id: 322

#XL - Q Biochemistry

A covalent bond is likely to be polar when ________.

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#Question id: 945

#XL - Q Biochemistry

A key precursor in the synthesis of aromatic amino acids (tryptophan, tyrosine and phenylalanine) is ________.

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#Question id: 2159

#XL - S Microbiology

A channel protein

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