Chapter 23 - Biotechnology - 11


Biology Class 12
1. _______ of a gene produces many identical copies.


Biology Class 12
2. _______ contains DNA from two different sources.


Biology Class 12
3. _______ are natural extra chromosomal circular DNA molecules which carry genes for antibiotic resistance and fertility.


Biology Class 12
4. A _______ is a full set of genes of an individual.


Biology Class 12
5. A particular _______ can be used to search a genetic library for a certain gene.


Biology Class 12
6. _______ developed the polymerase chain reaction (PCR) in 1983.


Biology Class 12
7. _______ does not replace gene cloning.


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