Thoeries Of Evolution
Beginning of paper
Evolution is the process by which living organisms originated on earth
and have changed their forms to adapt to the changing environment. The earliest
known fossil organisms are the single-celled forms resembling modern bacteria;
they date from about 3.4 billion years ago. Evolution has resulted ....
Middle of paper
.... their offspring as
inheritable traits. This generalized hypothesis of evolution by acquired
characteristics was not tested scientifically during Lamarck's lifetime.
A successful explanation of evolutionary processes was proposed by
Charles Darwin. His most famous book, On the Origin of Species by Means of
Natural Selection (1859), is a landmark in human understanding of nature.
Pointing to variability within species, Darwin observed that while offspring
inherit a resemblance to their ....
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Word count: 1798
Page count: 7 (approximately 250 words per page)
