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Bio 15.2

Vocab

QuestionAnswer
Species A group of interbreeding or potentially interbreeding populations that is reproductively isolated from other such groups
Genes The portions of an organism's DNA that carry the code responsible for building that organism in a very specific way.
Survival of the fittest The process of natural selection or a mechanism that drives evolutionary change.
How can evolution refine existing adaptations? The process of natural selection or a mechanism that drives evolutionary change. When species evolve they are from the basic organism but more complex while still having the simple structure of the basic
How was chitin modified to serve an additional function? Through evolution the Exoskeleton adapted to the arthropods surroundings in the desert so it resisted water loss in order to benefit the host.
How were flippers of penguins modified for a new function? Penguin flippers are actually modified wings to suit there surrounding in the water and the fact that penguins are secluded from other predators so they would have no need for escaping or hunting.
Embryology The study of processes or multicellular organisms as they develop from fertilized eggs to full grown organisms.
Evolution The cumulative changes that occur in a population over time.
Created by: jusim1
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