Molecular probes used for identification of recombinant clone carrying the desired DNA insert can be:

A. Denatured double stranded DNA probes

B. doubles stranded RNA probes

C. Protein probes

D. Single stranded DNA probes.

(1) A, B

(2) B, C

(3) A, D

(4) A, B, C, D

Subtopic:  Process of Biotech |
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Interferon is a glycoprotein which is: 

1. Antibacterial

2. Antifungal

3. Antiviral

4. All of these

Subtopic:  Details of Immunity |
 79%
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Which statement is correct?

A.  Somaclonal variations are the variations observed in plants generated from somatic cultures.

B.  A transgenic crop is one that contains and expresses a transgene.

C.  Chloromycetin is obtained from Penicillium.

D.  Bioprospecting is the process of discovery and commercialization of new products based on biological resources

(1) A, B, D

(2) B, C

(3) C, D

(4) A, B, C, D

Subtopic:  Plant Breeding & Its Steps (OLD NCERT) |
 53%
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Statement-I: Non-homologous DNA will attach to a DNA probe. 

Statement-II: At high temperature, two complementary DNA strands will anneal. 

(1) Only statement - I is true

(2) Only statement - II is true 

(3) Both statements - I and II are true

(4) Both statements - I and II are false

Subtopic:  Molecular Diagnosis |
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Match the following :-

Column-I Column-II
I. Biopiracy (A)  Gene therapy
II.   Retroviral vector materials   (B)   Illegal removal of biological    
III. Biopatent entities (C) Right granted for biological
IV.   Kohler and Milstein         (D)  Monoclonal antibody

1. I - B, II - A, III - D, IV - C

2. I - B, II - A, III - C, IV - D

3. I - B, II - C, III - A, IV - D

4. I - D, II - A, III - B, IV - C

Subtopic:  Gene Therapy | Ethical Issues |
 85%
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Match the following :-

Column-I

Column-II

I. Escherichia coli

(A) Nif gene

II. Bacillus thuringiensis

(B) Interferon

III. Rhizobium meliloti

(C) Bt toxin

IV. Pseudomonas putida

(D) Bioremediation

(1) I - B, II - A, III - D, IV - C

(2) I - B, II - A, III - C, IV - D

(3) I - B, II - C, III - A, IV - D

(4) I - D, II - A, III - B, IV - C

Subtopic:  Bt Crops | Transgenic Microbes & Animals |
 90%
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3. In a type of yeast fermentation , the entire medium with fermenting organism is removed from the bioreactor after reaching an alcohol level of 10-12%. This process is called
a. Continuous process
b. Batch process
c. Synchronous culture
d. Immobilized process

Subtopic:  Large Scale Production: II | Large Scale Production |
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The immobilization of enzymes is achieved by
a. Killing the cells without affecting enzymes
b. Attaching the enzymes covalently to a solid support
c. Entrapping the living cells in gel
d. All of these

 75%
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A genetically engineered micro-organism which has found extensive use in bioremediation oil spills is a species of
a. Trichoderma
b. Mucuna
c. Pseudomonas
d. Bacillus

Subtopic:  Transgenic Microbes & Animals |
 77%
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Incorporation of the gene for phytoene synthase and carotene desaturase to make a particular variety of yellowish rice has proven useful in the treatment of-

(1) Congenital heart disease

(2) Night blindness

(3) Xeroderma

(4) Phrenoderma

Subtopic:  Other GM Crops |
 91%
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