Match the following Regulators with its functions.

Column I	Column II
A.  Wee1 kinase	i. Degradation of phosphorylated Sic1 or p27KIP1
B. Cdc25A phosphatase	ii. Induces degradation of B-type cyclins
C. APC/CCdc20	iii. Activates vertebrate S phase CDKs
D. SCF	iv. Inhibits CDKs

Which of the following is correct?

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#Question id: 1855

#Section 2: General Biology

Of the following, the most urgent need for an improved vaccine relates to:

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#Question id: 14638

#Section 1: Engineering Mathematics

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#Question id: 376

#Section 4: Fundamentals of Biological Engineering

Phosphoric acid is tribasic, with pKa of 2.14, 6.86 and 12.4. The ionic form that predominates at pH 3.2 is

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#Question id: 1980

#Section 2: General Biology

For one person to produce over a million different antibody molecules could not possibly require over a million different genes. Instead, this variability is accounted for by which processes?

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#Question id: 27250

#Section 3: Genetics, Cellular and Molecular Biology

DNA exists in a double-stranded form whereas RNA is mainly a single stranded molecule. What is the likely reason for DNA being double stranded?