quiz 3 - Quiz #3 Name: ______________________________ 1)...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Quiz #3 Name: ______________________________ 1) The peptide bond forms a) with dehydration b) upon addition of water c) can form between a cysteine and a disulfide d) can form between any two amino acids e) can only form between the c-terminal and n-terminal amino acid in a peptide f) a,c,d,e g) b.c.d.e h) a,d i) a,e 2) The folding of a protein proceeds by formation of: a) Single non-covalent bonds b) A collection of non-covalent bonds 3) Infectious misfolding of proteins can cause Prion diseases. T , F 4) Proteins usually fold into two forms, α-helix and β-sheet. Which is true about those forms? a) In the α-helix, hydrogen bonds form between the N-H in every peptide bond with the C=O in the fifth neighboring peptide bond. b) β-sheet can be parallel or antiparallel. c) Polypeptide strands of the β-sheet forms are held together by covalent bonds. 5) Small protein structure can be determined using NMR spectroscopy. T , F 6) Hemoglobin is an abundant protein in red blood cells, which : a) Consists of four different polypeptide chains b) Contains α and β subunits which are the sites where O 2 molecules are bound c) Contains four heme molecules, which are the sites where O 2 molecules are bound d) Non of the above e) All of the above 7) Which statement is true about collagen: a) It’s the most abundant protein in the body....
View Full Document

This note was uploaded on 11/10/2011 for the course BMEN 2051 taught by Professor S during the Fall '10 term at Minnesota.

Page1 / 4

quiz 3 - Quiz #3 Name: ______________________________ 1)...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online