17 research outputs found
A report of work on the protozoa of Lake Erie, with especial reference to the laws of their movements
Life and death, heredity and evolution in unicellular organisms.
Mode of access: Internet
Genetic variations in relation to evolution; a critical inquiry into the observed types of inherited variation, in relation to evolutionary change,
Contributions to the study of the behavior of lower organisms /
"The first five papers were prepared at the zoological laboratory of the University of Michigan and were submitted to the Carnegie institution for publication August 1, 1903. To the third paper some additions were made in February, 1904. The sixth and seventh papers were prepared at the Naples zoological station, while the writer was acting as research assistant of the Carnegie institution, and were transmitted for publication in January and March, respectively, 1904"--Pref."Literature cited": p. 253-256.Reaction to heat and cold in the ciliate Infusoria.--Reactions to light in ciliates and flagellates.--Reaction to stimuli in certain Rotifera.--The theory of tropisms.--Physiological states as determining factors in the behavior of lower organisms.--The movements and reactions of Amœba.--The method of trial and error in the behavior of lower organisms.Mode of access: Internet