Notes and Comment in 1970

Exploring apostatic selection

• R A Elton
• J J D Greenwood

Twin biology

• C D Darlington

Parallel polymorphism for supernumerary segments in Chorthippus parallelus V. A new polymorphism in Europe

• M Westerman

Cytogenetic studies of a chlorophyll mutant of hexaploid wheat

• Rona Pettigrew
• C J Driscoll

Light and temperature effects on the germination of wild oats

• W J Whittington
• J Hillman
• J C White

On the polymorphism of cyanogenesis in Lotus corniculatus L. III. Some aspects of selection

• David A Jones

Studies on the RNA of the mate-killer particles of paramecium

• Ray Baker

Notes on DR Snell's observations concerning the H-2 Locus polymorphism

• Peter Hull

The Medionigra polymorphism of Panaxia dominula in 1969

• D R Lees

Chromosome rearrangements in the hexaploid oats

• Gideon Ladizinsky

Environmental and genotype-environmental components of variability. VII. Simultaneous prediction across environments and generations

• J L Jinks
• Jean M Perkins

Heterogeneity of mitochondria in the interspecific hybrid Mesocricetus newtoni × M. auratus

• P Raicu
• B Vladescu
• S Staicu

Selection for changes in genetic facilitation: negative results in Tribolium and Musca.

• Robert R Sokal
• Edwin H Bryant
• David Wool

The consequences of crossing-over in pericentric inversions in acrocentric chromosomes

• P E Brandham

A test for “Affinity” in maize

• Kenneth E Michel

Natural selection for a metrical trait in a population of Drosophila melanogaster

• R J Killick

Breeding systems in Plantago

• M D Ross

The origin of a diploid “Hybrid” of Cercosporella herpotrichoides

• J M L Davies
• D Gareth Jones