Thursday, December 3, 2009

Evolution and Natural Section

Define the following terms:

Natural selection-survival: a natural process resulting in the evolution of organisms best adapted to the environment
wordnetweb.princeton.edu/perl/webwn
Adaption-adapt - To make suitable; to make to correspond; to fit or suit; to proportion; To fit by alteration; to modify or remodel for a different purpose; to adjust.
Marsupial-Marsupials are an infraclass of mammals, characterized by a distinctive pouch (called the marsupium), in which females carry their young
(en.wikipedia.org)
Mutation
-(genetics) any event that changes genetic structure; any alteration in the inherited nucleic acid sequence of the genotype of an organism
a change or alteration in form or qualities
(wordnetweb.com)
Genetic recombination-Genetic recombination is a process by which a molecule of nucleic acid (usually DNA; but can also be RNA) is broken and then joined to a different DNA molecule. (wikipedia.org)
Extinction-no longer active; extinguished; "the extinction of the volcano"
no longer in existence; "the extinction of a species"
the reduction of the intensity of radiation as a consequence of absorption and radiation
complete annihilation; "they think a meteor cause the extinction of the dinosaurs"
a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus
wordnetweb.princeton.edu/perl/webwn
Evolution-development: a process in which something passes by degrees to a different stage (especially a more advanced or mature stage); "the development of ...
(biology) the sequence of events involved in the evolutionary development of a species or taxonomic group of organisms
(wordnetweb.com)
Missing link-hypothetical organism formerly thought to be intermediate between apes and human beings
(wordnetweb.com)
Ancestor-An ancestor is a parent or (recursively) the parent of an ancestor (i.e., a grandparent, great-grandparent, great-great-grandparent, and so forth).
en.wikipedia.org/wiki/Ancestor
Primordial soup-The name for the time in the evolution of the universe where the universe was to hot to form ordinary matter.
(physics.wisc.com


Find an image of the following and give a description:

Trilobite-


DNA-




















































lung fish-



( thought to be direct ancestor to man)













acorn worm- (thought to be mans ancestor)











































shrew- ( thought to be the ancestor of all mammals)












































Royal botanical garden in London-
Haki crab-




































Videos
Find a video of evolution , one that is fun like you saw on the DVD





True or false

The success of the haki crab by natural selection , is from the theory that man did not eat them because they had a samurai face on them, fishermen threw them back into the ocean in Japan because of the old warrior legend. True

Man does not have an effect on natural selection.False

The environment plays no role in mutation or adaptation True

Time and death effect a species evolution and opportunity to thrive True

Sex always existed from the beginning of time in regard to life on earth.False

Fish who could swim fast, tended to survive True

Ape and humans are very similar True

The number 6 is seen on our planet earth, in man, animals and plants. don't understand but i think it is False

There are 10 billion molecules yet only 50 are used in different combinations in life True

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