1. Genetic variation in supernatant malate dehydrogenase of birds and reptiles

   • Lynda M. Karig
   • Allan C. Wilson

   OriginalPaper Pages: 211 - 221

2. Genetic control of leucine aminopeptidase and esterase isozymes in the interspecific cross Cucurbita ecuadorensis x C. maxima

   • J. R. Wall
   • Thomas W. Whitaker

   OriginalPaper Pages: 223 - 229

3. The nonidentity of invariable positions in the cytochromes c of different species

   • Walter M. Fitch

   OriginalPaper Pages: 231 - 241

4. Evidence for nonrandom multiplicity of gene products in 22 plant genera

   • Charles F. Sing
   • George J. Brewer

   OriginalPaper Pages: 243 - 251

5. Phosphoglucomutase (PGM) allozymes in two forms of the mariae complex of the genus Aedes

   • M. Coluzzi
   • L. Bullini
   • A. P. Bianchi Bullini

   Note Pages: 253 - 255

6. The inheritance of tissue-specific lactate dehydrogenase isozymes in interspecific bass (Micropterus) hybrids

   • Gregory S. Whitt
   • William F. Childers
   • Thomas E. Wheat

   OriginalPaper Pages: 257 - 273

7. Are the arginine kinase isoenzymes of Limulus polyphemus the product of two separate genes?

   • Sandra L. Blethen

   OriginalPaper Pages: 275 - 286

8. Crossassociation: A method of comparing protein sequences

   • M. J. Sackin

   OriginalPaper Pages: 287 - 313