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Development of the Sternum in Screw Tail Mice

$125.00

The Relation of Age to the Frequency of Chiasma Formation in the Wistar Rat

$125.00

Cytogenic Studies on the Rat: Somatic Chromosome Complex, Meiosis and Chiasma Frequency

$125.00

Trihybrid with Duplicate Independent Factors

$125.00

The Effect of Centrifuging Upon the Production of X-Ray Induced Chromosomal Aberrations

$125.00

Heredity of Twin Births

$125.00

On the Sterility of the Tortoise-Shell Tom Cat

$125.00

Genetic Mechanisms in the Localized Initiation of Differentiation

$125.00