Sexual reproduction causes genetic variation because of
A. Blending of genes
B. Chromosomal changes
C. Shuffling of genes
D. All of the above
Answer: Option D
A. Blending of genes
B. Chromosomal changes
C. Shuffling of genes
D. All of the above
Answer: Option D
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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