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Life Science Words - week 5
Life Science Words - Week 5
12
Science
5th Grade
11/03/2007

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Term

Behavior

Definition
An action taken in an environment; the way an organism acts to survive within an environment
Term

Dominant

Definition
A trait that will appear in the offspring if one of the parents contributes it; example: dark hair, brown eyes
Term

Flat Teeth

Definition
A way to identify an animal that eats only plants (herbivores)
Term

Genes

Definition
Sets of instructions inside a cell that determine physical traits of an organism (what it looks like, etc)
Term

Generations

Definition
All of the offspring that are from a common ancestor; example: a mother and daughters represent two generations.
Term

Genetics

Definition
The study of heredity and variation in organisms 
Term

Heredity

Definition
The passing on of qualities (such as appearance or intelligence) from parents to children
Term
Inherited Trait
Definition
Features (both structural and behavioral) that are passed from parent to offspring through genes; example: eye color, knowing how to breathe, height
Term

Instinct

Definition
A behavioral trait that is inherited from parent to offspring; instincts are not taught; example: pulling hand away from a hot object
Term

Learned/Acquired Behavior

Definition
Actions that are learned as an organism interacts with the environment; example: walking, talking, hunting
Term

Recessive

Definition
A trait that does not appear in an organism when present with a dominant trait
Term

Sharp Teeth

Definition
A way to identify a meat-eating animal (carnivores)
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