Cd

Yellow vs © Green

FIGURE 1.01 Mendelian Characters in Peas

Mendel chose specific characteristics, such as those shown. As a result he obtained definitive answers to whether or not a particular characteristic is inherited.

Roundvs ® Wrinkled p

MENDEL'S SEVEN CHARACTERISTICS

Terminal

Axial

Terminal

Axial

MENDEL'S SEVEN CHARACTERISTICS

Yellow

Red s

Yellow

Constricted

Constricted

White vs

FIGURE 1.02 One Enzyme

A single gene determines the presence of an enzyme which, in turn, results in a biological characteristic such as a red flower.

Precursor

Gene

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