Notes and Comment in 1965

A note on apostasy

• L M Cook

Francis Galton's derivation of Mendelian ratios in 1875

• R C Olby

New chromosome numbers in Tradescantia virginiana

• Canio G Vosa

Inter-relationships of chiasma frequencies in normal set bivalents in presence of extra heterochromatin and euchromatin in Dactylis glomerata subsp. Lusitanica

• S S Shah

Effects of inbreeding and bristle number on reproductive success in selected lines of Drosophila melanogaster

• G McBride
• J W J'Ames

Cooperation among larvæ of a wild type strain of Drosophila melanogaster

• M J Kearsey

Control of malvidin synthesis in the cultivated potatoes

• N W Simmonds
• J B Harborne

Affinity in cotton

• Margaret E Wallace
• R E Gunn

Density effects in polymorphic land snails

• D F Owen

Scutellar bristles in Drosophila: A comment

• J M Rendel

Simultaneous selection for dominant and recessive mutants

• J W James

Unstable mutation in Neurospora

• G W Grigg