Search Details

Word: paramecin (lookup in dictionary) (lookup stats)
Dates: during 1948-1948
Sort By: most recent first (reverse)


Usage:

...paramecium is a minute one-celled animal which multiplies both non-sexually (by simple division) and by a kind of primitive pairing. Several years ago, Dr. Sonneborn discovered that special strains of paramecia give off a poison (paramecin) that kills normal paramecia. The "killers" differ from the "sensitives" in only one known respect: the amount of a substance called "kappa" which they contain...

Author: /time Magazine | Title: Science: Planets & Paramecia | 1/12/1948 | See Source »

| 1 |