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1) Which of the following is(are) involved in intermolecular attractions between

ID: 823730 • Letter: 1

Question

1) Which of the following is(are) involved in intermolecular attractions between a drug and a protein receptor?


Hydrogen bonds.


nonpolar hydrophobic interactions


Ionic bonds.


ion-dipole interactions


all of the above.


2) The surface of a particular active site contains many amino acids with nonpolar side chains. Which functional group(s) will be more effective on the active part of a drug molecule designed to inhibit this enzyme?


alcohol


ester


carboxylic acid.


aromatic and alkyl


alkyl only


3) The surface of a particular active site contains an amino acid with a positively charged side chain. Which functional group(s) will be more effective on theactive part of a drug molecule designed to inhibit this enzyme?


-OH


-C3H7


-CH=CH2


-COO?


-NH3+

Hydrogen bonds.


nonpolar hydrophobic interactions


Ionic bonds.


ion-dipole interactions


all of the above.

Explanation / Answer

1. ALL OF THE ABOVE

2. AROMATIC & ALKYL

3. coo-

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