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Adaptations
7th grade Science
Term | Definition |
---|---|
Hibernation | to become inactive in winter for the purpose of conserving energy until more food becomes available again |
Migration | to move from one place to another place, periodically or seasonally |
Variation | A difference in traits between organisms of the same species |
Phloem | An internal structural adaptation of a plant which carries sugar from leaves throughout the plant (glucose) |
Xylem | An internal structural adaptation of a plant which carries water from the roots and distributes it throughout the plant |
Adaptation | characteristics or features that increase an organism’s ability to survive within a changing environment |
external stimuli | A stimulus that comes from outside of an organism, either from the environment or another organism |
Internal stimuli | A stimulus that comes from inside an organism’s body |
Physiological | the adaptation that allows an organism to control metabolic functions, such as temperature regulation, in order to cope with the environmental factors |
Species | A group of organisms with similar traits that are capable of mating with one another |