Animal life on earth
Tags: EVOLUTION (Biology)
- Animal life on Earth. // World Almanac for Kids;1998, p19
Presents a timeline showing the development of animal life on Earth. The Precambrian period; The Paleozoic period; The Mesozoic period; The Cenozoic period.
- The origins of life--a status report. Joyce, Gerald F.; Orgel, Leslie E. // American Biology Teacher;Jan1998, Vol. 60 Issue 1, p10
Discusses several theories on the origins of life, from a biological perspective. Examination of theories used in the 19th century; Analysis of polymers formed on the early Earth; Information on the discovery of optimized polymer sequences through Darwinian evolution.
- Evolution and human behaviour: A human biological perspective. Freedman, Leonard // South African Journal of Science;Sep95, Vol. 91 Issue 9, p443
Reviews the ongoing evolution of the biosphere, particularly in humans. Phenomenon of ongoing evolution; Emergence of Homo sapiens; Modern humankind; Human biological perspective.
- Earth news. // Earth;Apr96, Vol. 5 Issue 2, p12
Cites a Chinese research suggesting that multicellular life began on Earth at least 1.7 billion years ago. International research team's discovery of what it claimed to be the earliest ancestor of vertebrates.
- Pope acquits Darwin. // Skeptic;1996 Index Issue, Vol. 4 Issue 4, p22
Reports on the announcement by Pope John Paul II, that it is acceptable to believe in evolution and in Darwin's theory. When Darwin's theory about man's existence on earth was published; Outline of parts of the speech made by the Pope in his announcement; What the Pope suggested that this...
- Molecular evolution: Ticking or shuffling. Miller, J.A. // BioScience;Jun92, Vol. 42 Issue 6, p407
States that genetic evolution proceeds at distinctly different rates and by distinctly different mechanisms in various parts of the DNA, report scientists at the California Institute of Technology in Pasadena. Overview of the study conducted by Ben F. Koop, Tim Hunkapillar, Leroy Hood, and...
- Creationism's design flaws. // Wilson Quarterly;Summer94, Vol. 18 Issue 3, p142
Evaluates the article `Life's Grand Design,' by Kenneth R. Miller in `Technology Review,' 1994. Contention on the evolution of comples organisms through trial-and-error; Evolution of the human eye; Mechanics of evolution.
- A simple matter of complexity. Lewin, Roger // New Scientist;2/5/94, Vol. 141 Issue 1911, p37
Looks into assumption that evolution moves toward increasing complexity. Difficulty in devising test experiments; Nature of biological complexity; Complexity to different people; Study made into the evolution of complexity; Pattern of change; Global significance of the finding; Puzzle of net...
- Functional analysis and proper functions. Griffiths, Paul E. // British Journal for the Philosophy of Science;Sep93, Vol. 44 Issue 3, p409
Relates the etiological approach to `proper functions' in biology to Robert Cummins' general treatment of function ascription. Proper functions of a biological trait as the functions assigned in a Cummins-style functional explanation of the fitness of ancestors; Current etiological theories;...