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Natural Selection and Adaptation
Terms in this set (7)
Any characteristic that increases the fitness of an organism.
Influences on organisms that are not well adapted to their environment tend to eliminate these organisms. This type of influence includes diseases, competition for resources and mates, and predation.
Characteristics that affects fitness and can be passed from one generation to the next
Involves development of a similar trait in related, but distinct, species descended from a common ancestor. An example of this type of evolution is the woolly mammoth and the African elephant, who evolved to share similar body structures.
Influences (such as fire, drought, and hurricanes) on organisms that are not well adapted to their environment tend to eliminate the organisms.
An interbreeding population of organisms that does not breed with other populations when there is opportunity to do so. A different species, practically.
Organisms within populations exhibit variations in appearances and behavior. They can include color, success in producing many offspring, body size, and quality of the voice or sound.
THIS SET IS OFTEN IN FOLDERS WITH...
Scientific Evidence of Common Ancestry
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