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#Question id: 2650


Lac operon is an example of

#SCPH28 | Zoology
  1. only positive regulation

  2. only negative regulation

  3. both positive and negative regulation

  4. sometimes positive sometimes negative


Answer:- Option(s): 3


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#Question id: 1613

#SCPH05 I Biotechnology

Complement component C3 is cleaved by:

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#Question id: 14500

#SCPH28 | Zoology

A fair die is tossed 180 times. The expected number of sixes is

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#Question id: 3467

#SCPH28 | Zoology

 Which one of the following statements is INCORRECT?

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#Question id: 13029

#SCPH06 I Botany

Mutation at Vir E and Vir B can repectively cause :

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#Question id: 17674

#SCPH12 I Genetics

In humans, albinism (unpigmented skin, hair, and eyes) is due to an enzymatic deficiency, and it is an autosomal recessive trait. Suppose that in a small country of one million people (“Generation 1”), there are 500 aa albinos and 9000 Aa heterozygous carriers. Has the frequency of allele a changed between Generations 1 and 2? 

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