1. Deoxyribonucleases of the organs of Drosophila hydei at the onset of metamorphosis

   • J. B. Boyd
   • H. Boyd

   OriginalPaper Pages: 447 - 459

2. Enzyme variation between syngens in Paramecium aurelia

   • A. Tait

   OriginalPaper Pages: 461 - 470

3. Developmental genetics of the esterase isozymes of Fundulus heteroclitus

   • R. S. Holmes
   • G. S. Whitt

   OriginalPaper Pages: 471 - 480

4. Terminal synthesis of xanthommatin in Drosophila melanogaster. I. Roles of phenol oxidase and substrate availability

   • John P. Phillips
   • J. R. Simmons
   • J. T. Bowman

   OriginalPaper Pages: 481 - 487

5. Terminal synthesis of xanthommatin in Drosophila melanogaster. II. Enzymatic formation of the phenoxazinone nucleus

   • John P. Phillips
   • H. S. Forrest

   OriginalPaper Pages: 489 - 498

6. The time course of development of acetylcholinesterase and choline acetyltransferase in Drosophila melanogaster

   • S. A. Dewhurst
   • R. E. McCaman
   • W. D. Kaplan

   OriginalPaper Pages: 499 - 508

7. Protein mapping by combined gel electrofocusing and electrophoresis: Application to the study of genotypic variations in wheat gliadins

   • C. W. Wrigley

   OriginalPaper Pages: 509 - 516

8. Two new ceruloplasmin variants in Negroes—Data on three populations

   • M. H. K. Shokeir
   • D. C. Shreffler

   OriginalPaper Pages: 517 - 528

9. Alkaline lipolytic activity of rabbit adipose tissue: Genotypes and their inheritance

   • Jean A. Cortner
   • J. David Schnatz

   OriginalPaper Pages: 529 - 537

10. Esterase alterations in the liver and kidneys of ducky, a neurological mutation in mice

    • Shigekatsu Tsuji
    • Hans Meier

    OriginalPaper Pages: 539 - 547