The type I topoisomerase reaction The ends are ligated by a second nucleophilic attack  which can be inhibited  by

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#Question id: 4176

#Unit 3. Fundamental Processes

The unambiguity and degeneracy of the genetic code can best be respectively exemplified by which of the following?

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#Question id: 14849

#Unit 13. Methods in Biology

Fifteen coupons are numbered 1, 2, 3, …….., 15. Seven coupons are selected at random one at a time with replacement. The probability that the largest number appearing on selected coupon is 9, is

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#Question id: 21132

#Unit 12. Applied Biology

Succinic acid is produced by microbes such as;

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#Question id: 4831

#Unit 8. Inheritance Biology

There are 4 pairs of chromosomes in a Drosophila.The linkage groups present in it are

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#Question id: 5820

#Unit 8. Inheritance Biology

A new chemical pesticide developed for agricultural use was subjected to the Ames test. The rate of mutation seen in samples treated with the pesticide and liver extract was approximately half that of the samples treated with the liver extract alone; in samples treated with only pesticide, the mutation rate was about the same as that of untreated samples. Which of the following statements could you make about this pesticide?