3. is faster than animal testing. 4. is more expensive than animal testing. 5. uses the reversion of a his- mutant. 6. takes longer than animal testing. Conjugation differs from transformation and transduction in that it requires contact between the donor and the recipient.
Scientists study mutations in order to A. understand more about the nature of genes.
B. understand more about the biochemistry of a particular microorganism. C. test the carcinogenic potential of a compound by determining the mutagenic capability of it. D. All of these. A. missense B. nonsense C. silent D. None of these. A. missense B. nonsense C. silent D. None of these.