MOLECULAR BASIS OF INHERITANCE

In continuation with preparation for Board 2020, let's practise some objective questions from Chapter 6,

 Molecular Basis of Inheritance

These questions will also be very useful for NEET preparation.

OBJECTIVE QUESTIONS

1. The ________________ biomolecule is a characteristic feature of an organism.
2. If the amount of haploid DNA in a human child is 3.3×10⁹bp, the amount of DNA in a normal human adult would be ________________.
3. The _______________ pyrimidine is present in both m RNA & tRNA but not in DNA.
4. The N bases are attached to __ C of deoxyribose sugar while the PO₄ are present on ____ C.
5. The __________________________ technique helped Wilkins & Franklin to study the structure of DNA.
6. The law of complementarity of N bases was given by ______________
7. Stability of double strand of DNA is due to stacking of bases & ____ bonds.
8. Central dogma of molecular biology was given by _________________.
9. The circumference of a sphere is 2.2 m. what would be the number of base pairs of DNA required to encircle the sphere once?
10. The protein involved in packing of DNA of eukaryotes but absent in DNA of prokaryotes is _____________
11. The ‘beads’ in “beads on String” structure is made of ____________, which is further made of __________
12. Euchromatin is active _______________, but heterochromatin is not.

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