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#Question id: 20157


The number of electrons in 3d shell for element with atomic number 26 is

#XL - P Chemistry
  1. 4
  2. 6
  3. 8
  4. 10

Answer:- Option(s): 2


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#Question id: 748

#XL - Q Biochemistry

The bond between the bases and the sugars in DNA referred as:

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#Question id: 749

#XL - Q Biochemistry

Which of the following is correct for the A form of DNA structures?

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#Question id: 750

#XL - Q Biochemistry

In strong acid and at elevated temperatures, for example perchloric acid (HClO4) at more than 100°C, nucleic acids tend to:

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#Question id: 751

#XL - Q Biochemistry

The effect of alkali is to change the ___________________ of the DNA structure:

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#Question id: 752

#XL - Q Biochemistry

The A260/A280 ratio of a double-stranded DNA sample can be used to assess its purity. The value for the pure DNA is ----------------

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#Question id: 753

#XL - Q Biochemistry

The renaturation of regions of complementarity between different nucleic acid strands is known as___________

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