In a mammal 2 Barr bodies are observed.  How many X chromosomes does the organism have?

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#Question id: 772

#SCPH06 I Botany

MicroRNAs:

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#Question id: 13034

#SCPH28 | Zoology

Which the following statements is/are true about the stacking gel?

i. The stacking gel solution contains acrylamide.

ii. It is on the top of the separating gel.

iii. It is used to dilute the protein sample before it enters the main separating gel.

iv. It is into this gel that the wells are formed and the proteins loaded.

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#Question id: 15910

#I Life Science/ Life Sciences Group – I-V

In HMM, transition probability is describes as 

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#Question id: 17073

#SCPH28 | Zoology

Hypoxanthine is converted into guanine by the enzyme HGPRT an enzymes of the salvage pathway. What does HGPRT stands for?

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#Question id: 14514

#SCPH01 Biochemistry

A bag contains 7 red, 5 blue, 4 white and 4 black balls. Then the probability that a ball drawn at random is red or white is