this plate was inoculated with a bacterial lawn and exposed to uv light for 90-180 seconds and then incubated for 48 hours. is there visible evidence of dna repair on this plate?

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10-11-2022
Biology

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this plate was inoculated with a bacterial lawn and exposed to uv light for 90-180 seconds and then incubated for 48 hours. is there visible evidence of dna repair on this plate?

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kjuli1766 kjuli1766 · Answer 1 · 2022-11-16T01:41:26-05:00

This plate was inoculated with a bacterial lawn and exposed to UV light for 90-180 seconds and then incubated for 48 hours. Heat and ultraviolet.

Bacterial lawns can be produced manually with the aid of frivolously spreading a high quantity of microorganisms onto an agar plate using a sterile cotton swab or a Drigalski spatula. rather an automated gadget can be used including a spiral plater in which the plate is turned around and the sample is spread frivolously using an automated dispenser.

Most bacteria develop in colony layout and colonies will simplest seem on areas of the plate that were streaked on and appears like small white circles on a petri dish. however, for swarming (lawn) increase, it'll appear like a hazy blanket of boom that expand past the vicinity you made the streaking.

The microorganism was poured into what's known as a bacterial lawn on the agar plate. As the encompassing cells are inflamed and killed with the aid of the launched viruses, a clear spot at the agar---in the bacterial garden--develops, called a plaque.

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