What is the purpose of restriction enzymes used in genetic engineering?
A. Restricts the protein synthesis in cells
B. Cuts DNA at specific base sequence
C. Degrade harmful proteins
D. Join different DNA fragments
Answer: Option B
A. Restricts the protein synthesis in cells
B. Cuts DNA at specific base sequence
C. Degrade harmful proteins
D. Join different DNA fragments
Answer: Option B
Which one of the following techniques can be used to establish the paternity of a child?
A. Protein analysis
B. Chromosome counting
C. Quantitative analysis of DNA
D. DNA fingerprinting
When one gene controls two or more different characters simultaneously, the phenomenon is called
A. Apomixis
B. Pleiotropy
C. Polyploidy
D. Polyteny
The first crime ever solved using the DNA fingerprinning technique was in England in the year
A. 1963
B. 1973
C. 1983
D. 1993
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