A pack of cards contains 4 aces, 4 queens and 4 jacks. Two cards are drawn at random. The probability that at least one of them is an ace is

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#Question id: 15853

#Unit 5. Developmental Biology

In XY cells, the early promoter is not active and there is no early Sxl protein because-

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#Question id: 3873

#Unit 3. Fundamental Processes

The excision (splicing) of many group I introns requires, in addition to the primary transcript RNA:

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#Question id: 26911

#Unit 10. Ecological Principles

Which of the following is the characteristics of a realized niche?

Resource utilisation more

Determine by abiotic factors

limiting the areas inhabited by their prey or  hosts

Limited their niche by the temperature

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#Question id: 5374

#General Aptitude

The average of 11 result is 50 . if the average of first 6 result is 49 and that of last 6 results is 52,find the sixth result .

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#Question id: 28178

#Unit 5. Developmental Biology

In the tunicate embryo containing different cells, which has their particular fate to achieve.  When the cell was separated change their fate, according to figure select the particular cell which showing conditional specification?