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unit 12
| Term | Definition |
|---|---|
| adaptation | trait or a characteristic that helps an organism survive |
| instincts | a behavior that an organism inherits and knows how to do without being taught |
| life cycle | the stages that a living thing passes through as it grows and changes |
| complete metamorphosis | a complex change that most insects undergo that includes larva and a pupa stage |
| incomplete metamorphosis | developmental change in some insects in which a nymph hatches from an egg and gradually develops into an adult |
| inherited trait | Characteristics passed from parents to their offspring. Ex: hair color, eye color, leaf shape, flower color |
| gene | The part of cells that controls or influences inherited traits such as hair color and eye color. |
| dominant trait | A trait that appears if an organism has one factor for that trait. |
| recessive trait | A trait that appears only if an organism has two factors for that trait |
| innate behavior | A behavior an organism is born with |
| learned behavior | A behavior that an animal doesn’t begin life with, but develops as a result of experience or by observing other animals |
| webbed feet | these kind of feet helps an organism swim faster in aquatic environments |
| hooves | these kind of feet are on prairie animals to protect their feet from the rocky soil |
| blubber | a thick layer of fat that is on some arctic organisms that helps keep them warm |