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Eddi Din [679]
3 years ago
9

A chemical is reported to inhibit bacterial replication. Bacterial cells are placed in medium with all nutrients necessary for r

eplication. The chemical is added to the culture, and after a half hour an extract of the DNA is prepared. A significant percentage of the DNA is in pieces about 1000 to 2000 bases in length. The results are consistent with the chemical blocking the function of DNA ligase.a) trueb) false
Biology
1 answer:
Crazy boy [7]3 years ago
8 0

Answer:

True

Explanation:

DNA ligases are enzymes required for replication, repair, and recombination of DNA molecules. The DNA ligase repairs the break in the DNA molecule by the formation of a phosphodiester bond.  

The bacterial genome consists of a circular DNA molecule, thereby laboratories use these enzymes to create recombinant DNA molecules

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