The DNA fingerprinting has applications in

(1)forensic sciences

(2)population genetics

(3)genetic diversities determination

(4)All of the above

Father of DNA fingerprinting is

(1) H.J.Khorana

(2) Alec Jeffreys

(3) Karry Mullis

(4) E.M Southern

The DNA molecule takes a complete turn after

(1) Every base pair

(2) Every five base pairs

(3) Every ten base pairs

(4) Every two base pairs

Genes are made up of

(1)Histone

(2)A portion of DNA

(3)Hydrocarbons

(4)Lipoproteins

A codon consists of three nitrogenous bases and there are four kind of bases in nucleic acid altogether. How many codons will be there?

(1)60

(2)4³

(3)34

(4)46

The discontinuously synthesised fragments are joined later by

(1)DNA polymerase III

(2)DNA ligase

(3)DNA gyrase

(4)DNA polymerase I

In eukaryotes, the replication of DNA takes place

(1) at S-phase of the cell cycle

(2)before G2 and after G1phase of the cell cycle

(3) at M phase

(4)Both a and b

If cell division wouldn't occur after DNA replication then the cell will have

(1) chromosomal aberration

(2) polyploidy

(3) chromosomal anomaly

(4) Both b and c

Which of the following is not true for RNA Polymerase?

1. It binds to promoter for initiation of transcription

2. template dependent mode of action

3. It follows the rule of complementarity

4. It uses nucleotide triphosphate as substrate

In which of the following process nucleic acid is not copied to nucleic acid

(1) Transcription

(2) Replication

(3) Translation

(4) All of the above