24 JUNE 2021 CURRENT AFFAIRS QUIZ

Histone H3

Histone H4

Histones H2A and H2B

Histone H1

mutational

discontinuous

antiparallel

semiconservative

membranes are 50% fluid

50% of a DNA molecule is denatured

All of these

50% of a protein molecules are denatured

chemical method

physical method

both (a) and (b)

chain termination procedure

one new DNA molecules 1 old molecule

one new molecule of RNA

two DNA molecules such that each one contains a strand of the original

two completely new DNA molecules

proteins and DNA were responsible for heredity

the ratio of Adenine to thymine was always the same

phage DNA was similar to bacterial DNA

DNA was responsible for heredity

Tm = 2 x (No.of G:C base pair) + 4 x (No.of A:T base pair)

Tm = 4 x (No.of A:T base pair) + 2 x (No.of G:C base pair)

Tm = 69.3° + 0.41 (%)G+C -650/1

Tm = 4 x (No.of G:C base pair) + 2 x (No.of A:T base pair)

transformation

replication

polymerase reaction

synthesis

left to right

anode to cathode

cathode to anode

A to B

Nitrogenous base

Phosphate

Nucleotide

Carbon