Tag: mutation

Questions Related to mutation

For DNA finger printing, DNA is obtained from

  1. White blood corpuscles

  2. Hair root cells

  3. Body secretions

  4. All the above


Correct Option: D

In DNA finger printing, the sequences which are matched are

  1. Minisatellite DNA

  2. Moderately repetitive sequences

  3. Microsatellite DNA

  4. Satellite DNA


Correct Option: A

DNA probes used in finger printing are

  1. Highly sensitive electron microscope

  2. UV beams

  3. DNA segments having radioactive isotopes

  4. X-ray scanners


Correct Option: C

The probe used initially by Alec Jaffreys during development of DNA finger printing was

  1. Ribozyme

  2. Sex chromosomes

  3. VNTR

  4. rDNASNP


Correct Option: D

DNA finger printing is useful for study of 

  1. Forensics

  2. Polymorphism

  3. Identity and relationships

  4. All the above


Correct Option: D

Basis of DNA finger printing is

  1. Double helix

  2. Error in base sequence

  3. Polymorphism in sequence/satellite DNA

  4. DNA coiling

  5. DNA replication


Correct Option: C

Which cannot be used for DNA finger-printing in humans ?

  1. Leucocytes

  2. Erythrocytes/RBCs

  3. Hair bulbs

  4. Sperms


Correct Option: B

In DNA finger printing, analysis is made of

  1. Satellite DNA

  2. Moderately repetitive sequences

  3. Microsatellites

  4. Variable number of tandem repeats


Correct Option: D

Process used for amplication or multiplication of DNA for finger printing is

  1. Polymerase chain reaction

  2. Nesslerisation

  3. Southern blotting

  4. Northern blotting


Correct Option: A

Enzyme that catalyses union of DNA fragments is

  1. Ligase

  2. Polymerase

  3. Helicase

  4. Endonuclease

  5. Lipase


Correct Option: A