NEET MCQs Practice on Molecular Basis of Inheritance Class-XII Biology, Free unlimited practice on Molecular Basis of Inheritance Class-XII Biology Mcqs

Question 361 of 668

📘 CLASS XII

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

DNA fingerprinting technique was developed by _______

Alec Jeffreys developed DNA fingerprinting.

Question 363 of 668

📘 CLASS XII

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

The technique used for DNA fingerprinting is _______ blotting.

Southern blotting is used for DNA.

Question 365 of 668

📘 CLASS XII

VNTR belongs to a class of satellite DNA referred to as _______-satellite.

VNTR is a mini-satellite.

Question 366 of 668

📘 CLASS XII

The size of VNTR varies from 0.1 to _______ kb.

VNTR size is 0.1 to 20 kb.

Question 367 of 668

📘 CLASS XII

The sensitivity of the technique has been increased by use of _______

Polymerase Chain Reaction (PCR) increases sensitivity.

Question 368 of 668

📘 CLASS XII

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

Detection of hybridized DNA fragments is done by _______

Autoradiography detects radioactive probes.

Question 370 of 668

📘 CLASS XII

Allelic sequence variation has traditionally been described as a DNA _______

Variation found in >1% of population is polymorphism.

Molecular Basis of Inheritance MCQs