A man has 9 friends (4 men and 5 women). In how many ways can he invite them, if there have to be exactly 3 women in the invitees ?

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#Question id: 10547

#Section 6: Plant, Animal and Microbial Biotechnology

Which of the following responses are incorrect for closing of stomata?

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#Question id: 3352

#Section 3: Genetics, Cellular and Molecular Biology

The kind of natural selection in A and B are

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#Question id: 14502

#Section 1: Engineering Mathematics

The chances of a person being alive who is now 35 years old, till he is 75 are 8 : 6 and of another person being alive now 40 years old till he is 80 are 4 : 5. The probability that at least one of these persons would die before completing 40 years hence is

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#Question id: 4815

#Section 3: Genetics, Cellular and Molecular Biology

The cross over percentage between linked genes J and M is 20%, J and L is 35%, J and N is 70%, L and K is 15%, M and N 50%. The sequence of genes on the chromosome is

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#Question id: 4164

#Section 3: Genetics, Cellular and Molecular Biology

Which help cells avoid mis-insertion of amino acids in protein synthesis?