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Q. No.
Consider the following statements about biomedical technologies.
 
A. During open heart, surgery blood is circulated in the heart-lung machine. 
B. Blockage in coronary arteries X-ray by angiography.
C. Computerized Axial Tomography (CAT) shows a detailed internal structure as seen in a section of the body.
D X-ray provides clear and detailed images of organs like prostate glands and lungs.

Which two of the above statements are correct?

1. B and D
2. C and D
3. A and C
4. A and B

Subtopic:  Molecular Diagnosis |
Level 3: 35%-60%
AIPMT - 2008
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Match the following columns and select the correct option.

Column-I Column-II
a. Bt cotton (i) Gene therapy
b. Adenosine deaminase deficiency (ii) Cellular defense
c. RNAi  (iii) Detection of HIV infection
d. PCR  (iv) Bacillus thuringiensis
 
a b c d
1. (iii) (ii) (i) (iv)
2. (ii) (iii) (iv) (i)
3. (i) (ii) (iii) (iv)
4. (iv) (i) (ii) (iii)

Subtopic:  Bt Crops | Interference RNA Tech | Gene Therapy | Molecular Diagnosis |
 94%
Level 1: 80%+
NEET - 2020
Hints
Read the following statements carefully.
(i) PCR is used to detect mutations in genes in suspected cancer patients.
(ii) A direct method to insert a foreign gene into plant cells is micro-injection.
(iii) The first transgenic cow, Rosie, produced human protein-enriched milk, i.e., 5.4 grams per litre.
(iv) RNAi takes place in all eukaryotic organisms as a method of cellular defense.
How many of the above statements are correct?
1. 1
2. 2
3. 3
4. 4
Subtopic:  Molecular Diagnosis | Transgenic Microbes & Animals |
 59%
Level 3: 35%-60%
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Assertion(A): Plant body is an antibody.
Reason(R): It is an antibody produced by plants that have been genetically engineered with animal DNA.
 
1. Both (A) and (R) are true and (R) is the correct explanation of (A)
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Vaccines | Molecular Diagnosis |
 50%
Level 3: 35%-60%
Hints
Assertion(A): ADA-deficiency causes immunodeficiency.
Reason(R): ADA is crucial for immune system to function.

1. Both (A) and (R) are True and (R) is the correct explanation of (A).
2. Both (A) and (R) are True but (R) is not the correct explanation of (A).
3. (A) is True but (R) is False.
4. Both (A) and (R) are False.
Subtopic:  Molecular Diagnosis |
 89%
Level 1: 80%+
Hints
Assertion (A): Clone of cells having the mutated gene doesn't appear on photographic film in autoradiography.
Reason (R): The used probes do not have complementarity with the mutated gene.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Subtopic:  Molecular Diagnosis |
 86%
Level 1: 80%+
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Match List - I with List - II
List-I List-II
(A) Gene therapy (I) Separation of DNA fragments
(B) RNA interference (II) Diagnostic test for AIDS
(C) ELISA (III) Cellular defense
(D) Gel Electrophoresis (IV) Allows correction of a gene defect

Choose the correct answer from the options given below:
Options: (A) (B) (C) (D)
1. IV I II III
2. IV II III I
3. IV III II I
4. IV III I II
Subtopic:  Interference RNA Tech | Med Applications & Humulin | Gene Therapy | Molecular Diagnosis |
 91%
Level 1: 80%+
NEET - 2023
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