jan 25 08 - The Human Species January 25, 2008 ~ Thomas...

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The Human Species January 25, 2008 ~ Thomas Henry Huxley (1825-1895) - Man’s Place in Nature (1863) o Use comparative anatomy to establish the close relationship between humans and great apes - Publicized the concepts of natural selection through lectures, debates, and popular writings o Darwin’s Bulldog ~ Darwin - Darwin deduced the operation of Natural selection but was missing o The sources of variation o Mechanisms of heredity o Didn’t have any concept of genetics THE BIOLOGICAL BASIS OF LIFE ~ Levels of Studying Organisms - Populations Individuals Organs Tissues Cells ~ The Cell - Basic units of life in all living organisms - Life on earth o 3.7 billion years o Prokaryotic cells No nucleus Single celled organisms (bacteria, algae) - Eukaryotic cells: contain nucleus o Structurally complex ells o Appeared 1.2 billion years ago o Structure of a Eukaryotic Cell Nucleus: Surrounded by the cytoplasm Contains chromosomes ~ Two Types of Cells - Somatic cells:
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This note was uploaded on 04/17/2008 for the course ANT 2511 taught by Professor Sinelli during the Spring '08 term at University of Central Florida.

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jan 25 08 - The Human Species January 25, 2008 ~ Thomas...

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