Chapter 4

What kind of effect does R-dopa have on Parkinson's disease?

none

Variations in the reactive properties of different organic molecules are most closely associated with _____.

the presence or absence of functional groups

Amino and carboxyl are

functional groups

Enantiomers are molecules that _____.

are mirror images

The large diversity of shapes of biological molecules is possible because of the extensive presence of _____ in the molecules.

carbon

Geometric isomers are molecules that ____.

differ in the arrangement of their atoms about a double bond

Most organic compounds contain carbon and _____.

hydrogen

L-dopa is used to treat _____.

parkinson's disease

The presence or absence of functional groups

phosphate

Vitalism gave way to mechanism, the view that _____.

physical and chemical laws govern living systems