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: 410

#Section 2: General Biology

For the reaction A -> B, the Keq' is 10^4.  If a reaction mixture originally contains 1 mmol of A and no B, which one of the following must be true?

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#Question id: 4729

#Section 3: Genetics, Cellular and Molecular Biology

In the following example, 3 independently assorting genes A, B and C are known to govern coat color in mice. Homozygous recessive cc (albino phenotype) is epistatic over both gene A and B, What will be the expected frequency of non albino, in the progeny from cross of AaBbCc with genotype of AABbCc?

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#Question id: 14798

#Section 5: Bioprocess Engineering and Process Biotechnology

Match the microbial growth characteristics in column I with the corresponding features in column II.

Column I                                                                                        Column II

A. Growth associated product formation.                  1. Specific growth rate decreases with increasing product concentration.

B. Growth associated product formation                    2. Specific product formation rate is constant

C. Product inhibition                                                        3. Specific product formation rate is proportional to Specific growth rate.

D. Substrate inhibition                                                     4. Specific growth rate decreases with increasing substrate concentration. 

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#Question id: 226

#Section 2: General Biology

Which in not a lipid-soluble vitamin?

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#Question id: 15608

#Section 6: Plant, Animal and Microbial Biotechnology

Melanins are light-absorbing biopolymers useful as topical sunscreens, sunlight-protective coatings for plastics, etc. Which gene is used for producing melanin.