Biotechnology and Its Applications [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Biology]: Questions 160 - 164 of 259

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Question 160

Question MCQ▾

The genetically-modified (GM) brinjal in India has been developed for

Choices

Choice (4)Response

a.

Drought-resistance

b.

Enhancing shelf life

c.

Enhancing mineral content

d.

Insect resistance

Edit

Question 161

Appeared in Year: 2009

Question MCQ▾

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

Choices

Choice (4)Response

a.

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

b.

Periodic infusion of genetically engineered lymphocytes having functional ADA cDNA

c.

Administering adenosine deaminase activators

d.

Enzyme replacement therapy

Edit

Question 162

Appeared in Year: 2010

Question MCQ▾

Restriction endonucleases are enzymes which

Choices

Choice (4)Response

a.

makes cut at specific positions within the DNA molecule

b.

restrict the action of the enzyme DNA polymerase

c.

remove nucleotides from the ends of the DNA molecule

d.

recognize a specific nucleotide sequence for binding of DNA ligase

Edit

Question 163

Question MCQ▾

Cry-gene which synthesize crystal protein isolated from

Choices

Choice (4)Response

a.

clostridium

b.

Bacillus thuriengensis

c.

Rhizobium

d.

Bacillus polymyxa

Edit

Question 164

Appeared in Year: 2007

Question MCQ▾

DNA ligase is an enzyme that catalyses the

Choices

Choice (4)Response

a.

denaturation of DNA

b.

splitting of DNA threads into small bits

c.

joining of the fragments of DNA

d.

synthesis of DNA

Edit