Class XII · Biology practice

Molecular Basis of Inheritance MCQs

Check your understanding, bookmark questions and revisit your mistakes.

Page score: 0/40
Choose an answer to begin.

Practice scoring: +4 correct, 0 incorrect. Filters apply to this page. Use timed tests for negative marking.

Answers and bookmarks are saved in this browser, across visits. They do not sync to your account.

668 questions in this collection · Page 37 of 67

Question 361 of 668
📘 CLASS XII

Molecular Basis Of Inheritance

Depending on base composition, length of segment, and number of repetitive units, the satellite DNA is classified into many categories, such as micro-satellites and _______
The categories are micro-satellites and mini-satellites.
Question 362 of 668
📘 CLASS XII

Molecular Basis Of Inheritance

DNA fingerprinting technique was developed by _______
Alec Jeffreys developed DNA fingerprinting.
Question 363 of 668
📘 CLASS XII

Molecular Basis Of Inheritance

Jeffreys used a satellite DNA as probe that shows very high degree of polymorphism. It was called _______
VNTR (Variable Number of Tandem Repeats) was used as the probe.
Question 364 of 668
📘 CLASS XII

Molecular Basis Of Inheritance

The technique used for DNA fingerprinting is _______ blotting.
Southern blotting is used for DNA.
Question 365 of 668
📘 CLASS XII

Molecular Basis Of Inheritance

VNTR belongs to a class of satellite DNA referred to as _______-satellite.
VNTR is a mini-satellite.
Question 366 of 668
📘 CLASS XII

Molecular Basis Of Inheritance

The size of VNTR varies from 0.1 to _______ kb.
VNTR size is 0.1 to 20 kb.
Question 367 of 668
📘 CLASS XII

Molecular Basis Of Inheritance

The sensitivity of the technique has been increased by use of _______
Polymerase Chain Reaction (PCR) increases sensitivity.
Question 368 of 668
📘 CLASS XII

Molecular Basis Of Inheritance

In DNA fingerprinting, the separated DNA fragments are transferred to synthetic membranes, such as _______ or nylon.
Nitrocellulose or nylon membranes are used for blotting.
Question 369 of 668
📘 CLASS XII

Molecular Basis Of Inheritance

Detection of hybridized DNA fragments is done by _______
Autoradiography detects radioactive probes.
Question 370 of 668
📘 CLASS XII

Molecular Basis Of Inheritance

Allelic sequence variation has traditionally been described as a DNA _______
Variation found in >1% of population is polymorphism.
Page score: 0/40