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 |
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 |
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 |
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 |
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 |