Figure 9.12. Phenotype of a strongly affected embryo from a female deficient in the bicoid gene.

Figure 9.12

Phenotype of a strongly affected embryo from a female deficient in the bicoid gene. (A) Wild-type cuticle pattern. (B) Bicoid mutant. The head and thorax have been replaced by a second set of posterior telson structures. Abbreviations: fk, filzkörper; ap, anal plates (both telson structures); T1-T3, thoracic segments; A1, A8, the two terminal abdominal segments; mh, cs, head structures. (From Driever et al. 1990; photographs courtesy of W. Driever.)

From: The Origins of Anterior-Posterior Polarity

Cover of Developmental Biology
Developmental Biology. 6th edition.
Gilbert SF.
Sunderland (MA): Sinauer Associates; 2000.
Copyright © 2000, Sinauer Associates.

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