Practice Questions

TLS Online TPP Program

#Question id: 319

London dispersion forces are attractive forces that arise due to

#Section 2: General Biology

infinitesimal dipoles generated by the constant random motion of electrons.
permanent dipoles of molecules containing covalent bonds between atoms of very different electronegativities.
the hydrophobic effect.
ion pairing between oppositely charged functional groups.

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TLS Online TPP Program

#Question id: 132

#Section 2: General Biology

Proline is distinct among the 20 commonly found amino acids because

TLS Online TPP Program

#Question id: 133

#Section 2: General Biology

Tyrosine and tryptophan are less hydrophobic than phenylalanine because

TLS Online TPP Program

#Question id: 134

#Section 2: General Biology

Ultraviolet (UV) light can be used to estimate protein solution concentrations because

TLS Online TPP Program

#Question id: 136

#Section 2: General Biology

The amino acids in polypeptide chains which contain sulfur (S) are

TLS Online TPP Program

#Question id: 137

#Section 2: General Biology

Disulfide bridges can form in proteins ________.

TLS Online TPP Program

#Question id: 138

#Section 2: General Biology

A protein that contains more isoleucine, phenylalanine and leucine than asparagine, lysine and arginine is most likely