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Adaptations & Natural Selection
Terms in this set (40)
A characteristic that helps an organism survive and reproduce in its natural environment.
Occurs when more than one individual or population tries to make use of the same resource.
A segment of DNA that carries the genetic information that controls traits.
Change in an organism that occurs when DNA is damaged or changed.
The process by which organisms best adapted to their environment survive & reproduce to pass on favorable traits to their offspring.
Children or young that are the results of parents who reproduce.
Intentional mating of two animals to produce offspring with desirable characteristics or for the elimination of a trait.
Survival of the Fittest
A natural process resulting in the evolution of organisms best adapted to the environment (not necessarily the "strongest" ones)
A characteristic that an organism can pass on to its offspring through its genes.
Differences in traits within a species, such as skin color
The variety of life in the world or in a particular habitat or ecosystem.
Occurs when an insect mimics a natural object, such as leaf or twig
Ability of an animal to look like another more harmful animal
Coloration patterns that allow an insect to blend into its habitat
Body coloration with lines to help an insect hide in its environment
Bright colors meant to advertise to predators that an organism is toxic or noxious
Compounds released by prey to defend themselves from predators.
The gradual change in a species over time
Ability of an organism to survive and reproduce in its environment
Protective coloration of some animals in which parts normally in shadow are light and those exposed to the sky are dark.
An interaction in which one organism kills another for food.
An animal that hunts other animals for food
An organism that is killed and eaten by another organism
A state of greatly reduced body activity that occurs during the winter
A period of inactivity and lowered body temperature that some animals undergo in summer as a protection against hot weather and lack of food
Seasonal movement of animals to regions where food is plentiful and weather is not severe
A behavior that an organism inherits
Behaviour that is modified by experienced, such as young carnivores playing to learn how to hunt
Coloration that helps prey blend in with their habitats
Animals that are active during the day
Animals that are active during the night
The biological clock; regular bodily rhythms that occur on a 24-hour cycle
The process of learning how to solve a problem or do something new by applying what is already known
Behavior by two or more organisms that benefits the group
Competition between member of the same species
Competition between members of different species
Displays or rituals animals use to attract mates
Behavior that intends to cause harm or pain on another animal
May be visual, auditory, or chemical and used to convey information
Occurring in cycles; regularly repeated, such as daily rhythms or seasonal migrations
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