Some organisms, called extreme halophiles, have adapted so well to high salt concentrations that they actually require them for growth. They are called as

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#Question id: 1668

#Section 2: General Biology

What does the cytoplasmic region of cell surface IgM consists of?

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#Question id: 5842

#Section 3: Genetics, Cellular and Molecular Biology

 In homologous recombination in E. coli, the protein that moves along a double-stranded DNA, unwinding the strands ahead of it and degrading them, is:

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#Question id: 34510

#Section 2: General Biology

Which of the following statements regarding Nucleotide biosynthesis is/are correct ? 

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#Question id: 1987

#Section 2: General Biology

A nonfunctional CD4 protein on a helper T cell would result in the helper T cell being unable to

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#Question id: 3267

#Section 3: Genetics, Cellular and Molecular Biology

In a typical Mendelian population, individuals carrying gene ‘a’ in homozygous condition suffer from phenylketonurea. Those with A in homozygous condition are normal. Others, who are heterozygotic with Aa, are carriers. If the frequency of ‘a’ in a population is 0.20, what is the percentage of normal individual in the population?