Cystic fibrosis (CF) is a Mendelian disorder in the human population that is inherited as a recessive. Normal parents have two children with CF. The probability of their next child being normal son for this characteristic.

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#Question id: 4340

#SCPH05 I Biotechnology

There is a mutation that is found in E. coli in the repressor that results in a molecule known as a super-repressor because it represses the lac operon permanently. Which of the following characteristics would you expect to observe in such a mutant?

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#Question id: 23173

#SCPH06 I Botany

There are various drawbacks still in fluorescence microscopy such as

1.  Light emitted comes from molecules above and below the plane of focus

2. Blurred image due to superposition of fluorescent images

Which of the above statement is/ are correct?

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#Question id: 19510

#SCPH05 I Biotechnology

The most electronegative element in the periodic table is———

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#Question id: 5089

#SCPH01 Biochemistry

The archenteron of the developing sea urchin eventually develops into the ________.

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#Question id: 11415

#SCPH06 I Botany

Below is a list of various bird groups, with their typical age at maturity (in years). Which of these would you expect to have the greatest annual survival?