Unit 6: Life Over Time Flashcards
1
Q
Process by which populations change over time
A
Evolution
2
Q
Practice by which humans select plant or animals for breeding, based on desired traits
A
Artificial selection
3
Q
Process by which organisms inherit advantageous traits, and they tend to reproduce more successfully
A
Natural selection
4
Q
Within a species there are naturally occurring differences
A
Variation
5
Q
Change in genetic material
A
Mutation
6
Q
An inherited trait that helps an organism survive and reproduce in its environment
A
Adaptation
7
Q
Occurs when all members of a species dies
A
Extinction
8
Q
Fossils that have been discovered
A
Fossil records
9
Q
Standard method used to divide earths long natural history
A
Geologic time scale
