NEET (National Eligibility cum Medical Entrance Test) Biology: Questions 1383 - 1388 of 3390

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Question number: 1383

» Biotechnology and Its Applications » Gene Therapy

Appeared in Year: 2009

MCQ▾

Question

The genetic defect - adenosine deaminase (ADA) deficiency may be cured permanently by (AIPMT)

Choices

Choice (4) Response

a.

Enzyme replacement therapy

b.

Periodic infusion of genetically engineered lymphocytes having functional ADA cDNA

c.

Administering adenosine deaminase activators

d.

Introducing bone marrow cells producing ADA into cells at early embryonic stages

Question number: 1384

» Biotechnology and Its Applications » Genetic Engineering

Appeared in Year: 2010

MCQ▾

Question

Restriction endonucleases are enzymes which

Choices

Choice (4) Response

a.

remove nucleotides from the ends of the DNA molecule

b.

recognize a specific nucleotide sequence for binding of DNA ligase

c.

makes cut at specific positions within the DNA molecule

d.

restrict the action of the enzyme DNA polymerase

Question number: 1385

» Biotechnology and Its Applications » Principles and Process of Biotechnology

MCQ▾

Question

Cry-gene which synthesize crystal protein isolated from

Choices

Choice (4) Response

a.

Rhizobium

b.

Bacillus polymyxa

c.

clostridium

d.

Bacillus thuriengensis

Question number: 1386

» Diversity in Living World » What Is Living? » Concept of Species and Taxonomical Hierarchy

MCQ▾

Question

The term taxon refers to

Choices

Choice (4) Response

a.

A taxonomic group of any rank

b.

Name of family

c.

Name of genus

d.

Name of a species

Question number: 1387

» Ecology and Environment » Environmental Issues » Air Pollution and Its Control

MCQ▾

Question

Bhopal gas accident occurred in which year and due to which gas?

Choices

Choice (4) Response

a.

1985/Ethyl isocyanate

b.

1986/Methyl isocyanate

c.

1985/CO

d.

1984/Methyl isocyanate

Question number: 1388

» Diversity in Living World » Five Kingdom Classification » Lichens

MCQ▾

Question

Lichen is a pioneer vegetation of

Choices

Choice (4) Response

a.

Hydrosere

b.

Psammosere

c.

Lithosere

d.

Malosere

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