The purposes of this study were threefold: (1) to formulate a
current list of biological principles to use as a checklist in this study;
(2) to utilize the formulated checklist in identifying those principles
required for reading comprehension of news articles concerning the
various areas of biology or biology-related social...
This investigation was designed to analyze change in critical .
thinking between students in laboratory-centered and lecture-demonstration-centered patterns of instruction in high school biology.
Twenty biology classes were randomly selected from the four
senior high schools in the Salt Lake City School District. Class enrollment
ranged from nine students in...
For the past six years a bacterial infection has been the cause
of large losses of adult, spawning, American shad (Alosa
sapidissima) in the Coos, Millicoma and Smith Rivers of Oregon.
There was a sizable commercial fishery for shad in these rivers
and losses of fish due to this infection...