Match the following

Bacterial IF	Function
a. IF-1	1. Binds to 30S subunit; prevents premature association of 50S subunit;   enhances specificity of P site for fMet-tRNA TM Met
b. IF-2	2. Facilitates binding of fMet-tRNA Met to 30S ribosomal subunit
c. IF-4	3. Prevents premature binding of tRNAs to A site

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#Question id: 33381

#Unit 1. Molecules and their Interaction Relevant to Biology

poly(Pro) I exists as a 

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#Question id: 33382

#Unit 1. Molecules and their Interaction Relevant to Biology

What is correct order of X ray diffraction method to analyze helix structure

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#Question id: 33383

#Unit 1. Molecules and their Interaction Relevant to Biology

What is the length of a polypeptide with 80 amino acid residues in a single contiguous helix?

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#Question id: 33384

#Unit 1. Molecules and their Interaction Relevant to Biology

If Hair grows at a rate of 20 cm/yr, then what should be the rate of peptide bond formation/s if hair is entirely made up alpha helix.

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#Question id: 33385

#Unit 1. Molecules and their Interaction Relevant to Biology

A membrane protein with Mr 26,000 is made up of alpha helix. How many spans will be there if entire protein spans membrane of 45A.

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#Question id: 33386

#Unit 1. Molecules and their Interaction Relevant to Biology

β Turn type I, i+1 residue has dihedral angle φ and ψ