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• Scientist older than Darwin that believed that if organisms acquired a characteristic during their lifetime, it could be passed on to future generations.
Lamarck
Theory developed by
explaining how the characteristics of a species can change over many generations so it is better suited to its environment.
Natural Selection
Charles Darwin
• that enable organisms to
• In order for organisms to survive they must be able to:
•
•
•
Adaptations
Inherited featuressurvive
and produce offspring.
Hide from predators
Find prey
Reproduce and pass on suitable genes
• an adaptation in which one organism gains protection by
organism that predators avoid because of its undesirable smell, taste or sting.
Blister beetle larvae in the Mojave desert cluster into a shape that vaguely resemble a bee and -- possibly with the use of pheromones -- attract a male. They cling to him to be taken to the female, who takes them into her nests, where they feed
on her eggs and young.
Mimicry
looking like another type of
Endangered Species
• A species that is near extinction and may not survive in the wild unless it is protected.
Carolus Linnaeus
• Swedish scientist
• Devised the scientific system
for classifying living things
according to their structure
and anatomy.
How do you properly write a scientific name?
Homo sapiens = human (words mean Wise Man)
• Rana pipiens = frog • A scientific name is made up of two words: Genus and Species • Genus – example: Homo • (first letter is ALWAYS capitalized in first word) • Species- example: sapiens• ( first letter is ALWAYS lowercase in second word)• Both words are either underlined separately or
italicized.