Bio chapter 1 quiz

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