Edward Sears Castle

• An approach to the teaching of biology to non-scientists
• Differential growth and phototropic bending in phycomyces
• Discontinous growth of single plant cells measured at short intervals
• Photic sensitivity and temperature relations of growth in Phycomyces
• Photic sensitivity, and the temperature relations of growth in Phycomyces
• Phototropism, adaptation, and the light growth response of phycomyces
• Problems of oriented growth and structure in Phycomyces
• Spiral growth and reversal of spiraling in Phycomyces
• The influence of certain external factors on the spiral growth of single plant cells in relation to protoplasmic streaming
• The origin of spiral growth in Phycomyces
• The physical basis of the positive phototropism of Phycomyces