biosphere
all environments on earth that support life
cell
the lowest level of structure that will perform activities required for life
evolution
species living today have defended and improved from ancestral species
ecosystem
the most complex level of structural organization in biology
Form fits function
the shape of a body part effects the job it performs
element
the most basic chemical substance
population
the amount of species in the same geographic area
organ
a structure consisting of tissues adapted as a group to perform a function
organ system
a group of organs that work together to perform body functions
controlled experiment
an experiment that contains an experimental test and a controlled test
domain
a category of life above the kingdom level. Archea, Bacteria, and Eukarya
Eukarya
a domain that includes all Eukaryotic organisms
prokaryotic cell
found only in domains Bacteria and Archea. It has a cell lacking enclosed membrane nucleus and membrane enclose organelles
natural selection
survival of the fittest which means that only the strongest most healthy organisms will survive.
Eukaryotic Cell
Has a membrane enclosed nucleus+ organelles.
systems biology
aims to model the behavior of whole biological systems
bacteria
a prokaryotic domain of life
tissue
integrated group of cells with a common function or structure
biology
the scientific study of life
molecule
two or more atoms held together by bonds
organelle
membrane enclosed structure with a specialized function within the cell
Archea
prokaryotic domain of life
emergent properties
new property's that emerge with each step upward in the hierarchy of life
species
a group of organisms who have the same ability to interbreed
producer
any organism that makes food molecules from inorganic materials
hypothesis
an educated decision or explanation for something that has been observed
theory
an accepted idea with an explanation for that is broad in scope and has lots of evidence
community
all organisms living and interacting in a certain area
organism
an individual living thing