Download App

Molecular Basis of Inheritance — BIOLOGY STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceBIOLOGYMolecular Basis of Inheritance1 Mark
MCQ
Select the INCORRECT statement.
  • A
    Dr. Khorana prepared polyribo-nucleotides chains with known repeated sequences of two or three nucleotides by using synthetic DNA.
  • B
    M. Nirenberg and Matthaei synthesized artificial m-RNA which was a homopolymer of uracil ribonucleotides.
  • ✓
    Enzyme polynucleotide phosphorylase polymerizes RNA with defined sequences in a template-dependent manner.
  • D
    Evidence for triplet nature of geneticcode, was given by Crick (1961) using “frame-shift mutation”.
✓

Answer

Correct option: C.
Enzyme polynucleotide phosphorylase polymerizes RNA with defined sequences in a template-dependent manner.
Enzyme polynucleotide phosphorylase polymerizes RNA with defined sequences in a template-dependent manner.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "MCQ" from Molecular Basis of Inheritance→Molecular Basis of Inheritance — all question types→BIOLOGY STD 12 Science question papers→Maharashtra Board STD 12 Science question papers→Maharashtra Board question paper generator→

Similar questions

What are the first form of life on the earth called ?
→
the rate at which light energy is converted into chemical energy of organic molecules is the ecosystem’s.
→
‘Golden age of dinosaurs’/ Age of reptiles was:
→
A group of individuals belonging to the same species within an ecosystem is called a
→
Androgens are secreted by.
→
A collection of all the alleles of all the genes of a crop plant is called:
→
Out of 64 codons, only 61 code for the 20 different amino acids. This is known as ……………….. of genetic code.
→
A colourblind mother and normal father would have:
→
A typical flower has $.....$ different kinds of whorl:
→
From the following, mechanism of pollination by abiotic agent is ………………
→