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Biology · 2023 · 2 marks
CBSE 2023 · Region 5 · Set 1 · Q21
(a) Write the scientific name of the source organism of the themostable DNA polymerase used in PCR. (b) State the advantage of using Thermostable DNA…
(a)
Write the scientific name of the source organism of the themostable DNA polymerase used in PCR.
(b)
State the advantage of using Thermostable DNA polymerase.
Marking-scheme solution
(a) Thermus aquaticus
(b) Thermostable DNA polymerase remains active during the high temperature induced denaturation of double stranded DNA / It is not required to be added every time after denaturation in every cycle.
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