531. Which of the following is not a sensible grouping of amino acids based on their polarity properties?
A. Ala, Leu, and Val
B. Arg, His, and Lys
C. Phe, Trp, and Tyr
D. Asp, Ile, and Pro

532. Proteins and macromolecular structures take on their higher order structures
A. by self-assembly
B. with the help of molecular chaperons
C. with the help of precursor sequences that are removed from the final structures
D. all of the above

533. What is the product of the catabolic breakdown of Alanine?
A. Fumarate
B. Oxaloacetate
C. Pyruvate
D. Malate

534. How many different amino acids are there?
A. 3
B. 20
C. 100
D. An infinite number

535. Amino acids required in the human diet and not synthesized by the body are called
A. specialized
B. trace
C. essential
D. accessory

536. Which of the following amino acid contain an imidazolium moiety?
A. Alanine
B. Valine
C. Cysteine
D. Histidine

537. The sequence of letters ‘WYQN’ will represent
A. Tryptophan, tyrosine, glutamic acid, asparagine
B. Tryptophan, tyrosine, glutamine, asparagine
C. Tryptophan, glutamine, tryptophan, asparagine
D. Glutamine, tyrosine, tryptophan, aspartic acid

538. The sulphur containing side chain of cysteine is
A. ampiphillic, highly reactive and capable of reacting with another cysteine
B. hydrophillc, highly reactive and capable of reacting with another cysteine
C. hydrophobic, highly reactive and capable of reacting with another cysteine
D. none of the above

539. Which of the following is a nonprotein amino acid?
A. Dopamine
B. Hydroxylysine
C. Cystine
D. None of these

540. Serine and threonine are polar amino acids due to
A. reactive hydroxyl group in the side chain
B. reactive alcoholic group in the side chain
C. reactive keto group in the side chain
D. reactive aldehyde group in the side chain

This Post Has 3 Comments

  1. graliontorile

    Hello there, I found your website via Google while looking for a related topic, your web site came up, it looks great. I have bookmarked it in my google bookmarks.

Leave a Reply