ecology #3 Flashcards
1
Q
radiometric dating
A
seeing the decay of time
2
Q
relative dating
A
method used to determine the age of rocks
3
Q
halflife
A
amount of time for an isotope
4
Q
epoch
A
smallest unit
5
Q
era
A
unit of geological time
6
Q
period
A
divisions of geological time
7
Q
artificial selection
A
selective breeding
8
Q
natural selection
A
framework for this theroy
9
Q
evolution
A
cumulative change
10
Q
spontaneous generation
A
different types of animals
11
Q
homologous structure
A
predictions of evolution
12
Q
vestigial structure
A
reduced structures
13
Q
analogues structure
A
can be used for the same purpose
14
Q
fitness
A
measure of relative contributions
15
Q
adaption
A
trait shaped by natural selection
