2,477 results
2,477 results for: mutations
-
-
-
-
-
-
-
-
- Humans
From the November 26, 1932, issue
BOYS WORSE OFFENDERS To aid the harassed parents of temperish youngsters, Dr. Florence L. Goodenough of the Institute of Child Welfare, University of Minnesota, has made a scientific study of anger in young children–what are the immediate causes of outbursts, what are the underlying causes, what methods are commonly used to suppress it, and what […]
- Humans
From the February 5, 1938, issue
Tiny shells test lenses, the rules of radioactivity, and discovering new lunar terrain.
-
Letters
Don’t dismiss Lamarck Your January 31 special birthday edition on Darwin (SN: 1/31/09, p. 17) was excellent, but I believe that science has allowed Jean-Baptiste Lamarck’s contributions to be overshadowed by Darwin’s. The change that can occur to an organism’s genetic makeup during its own lifetime harks away from Darwin’s slow evolutionary process by chance […]
-
Letters
The liver’s carbon fixation The possibility that insects can harness solar energy (SN: 1/15/11, p. 8) is no less fascinating than the ability of the mammalian liver to do the light-independent part of photosynthesis: carbon fixation. When concentrations of the amino acid methionine rise after a high-protein meal, the liver shifts gears to get rid […]
