|
|
|
1
|
an interacting group of various species in a common location
|
|
2
|
the parts of an experiment that don't change
|
|
3
|
A system that includes all biotic factors in an area as well as its abiotic factors functioning together as a unit.
|
|
4
|
the layer of the planet where life exists.
|
|
5
|
unicellular microorganisms that lack a defined nucleus
|
|
6
|
the number of organisms of the same species that live in a particular geographic area
|
|
7
|
proposed explanation for a phenomenon
|
|
8
|
an observation using numbers
|
|
12
|
organisms whose cells contain a true nucleus.
|
|
15
|
the natural science that studies life and living organisms
|
|
17
|
genetic material of an organism.
|
|
22
|
a well-substantiated explanation of an aspect of the natural world
|
|
23
|
the group of an experiment that does not get the independent variable
|
|
25
|
the change in the characteristics of a species over several generations
|
|
26
|
looking for information by asking questions
|
|
|
