A bag has 13 red, 14 green and 15 black balls. The probability of getting exactly 2 blacks on pulling out 4 balls is P1. Now the number of each colour ball is doubled and 8 balls are pulled out.The probability of getting exactly 4 blacks is P2. Then

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#Question id: 14562

#Section 2: General Biology

Which of the following stains is/are considered differential?

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#Question id: 14563

#Section 2: General Biology

During which phase of the bacterial growth curve does the total number of viable cells decline?

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#Question id: 14564

#Section 2: General Biology

The lag phase of the bacterial growth curve is marked by

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#Question id: 14565

#Section 2: General Biology

The Gram stain and the endospore stain both use

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#Question id: 14566

#Section 2: General Biology

A pure culture in exponential growth phase has a bacterial concentration of 6.4 x 10⁸ cells/ml. If the bacterium has a generation time of 1 h, how long ago was the cell

concentration 8.0 x 10⁷ cells/ml?

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#Question id: 14567

#Section 2: General Biology

In a rapidly multiplying bacterial population, cell numbers increase