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atom
fundamental building block of all matter
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biology
systematic study of life
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bioshere
all regions of Earth where organisms live
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cell
smallest unit of life
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community
all populations of all species in a given area
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ecosystem
a community interacting with its environment
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emergent property
a chacteristic of a system that does not appear in any of the system's component parts
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molecule
an association of two or more atoms
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nature
everything in the universe except what humans have manufactured
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organism
individual that consists of one or more cells
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population
group of individuals of the same species that live in a given area
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consumer
organism that gets energy and carbon by feeding on tissues, wastes, or remains of other organisms
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developement
multistep process by which the first cell of an individual becomes a multicelled adult
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DNA
deoxyribonucleic acid; molecule that carries hereditary information about traits
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energy
the capacity to do work
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growth
increases the number, size, and volume of cells in multicelled species
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homeostasis
set of processes by which an organism keeps its internal conditions within tolerable ranges
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inheritance
transmission of DNA from parents to offspring
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nutrient
substance that an organism needs for growth and survival, but cannot make for itself
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producer
organism that makes its own food using energy and simple raw materials from the environment
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receptor
molecule or structure that responds to a specific form of stimulation
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reproduction
process by which parents produce offspring
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animal
multicelled consumer that develops through a series of embryonic stages and moves about during part or all of the life cycle
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archaean
a member of the prokaryotic domain Archaea
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bacterium
a member of the prokaryotic domain Bacteria
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critical thinking
mental process of judging information before accepting it
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eukaryote
organism whose cells characteristicly have a nucleus
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fungus
type of eukaryotic consumer that obtains nutrients by digestion and absorbtion outside the body
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genus
a group of species that share a unique set of traits
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plant
a multicelled, typically photosynthetic producer
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prokaryote
single celled organism in which the DNA is not contained in a nucleus
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protist
diverse group of simple eukaryotes
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science
systematic study of nature
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species
a type of organism
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hypothesis
testable explanation of a natural phenomenon
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name 4 eukaryotes:
- plants
- animals
- protist
- fungi
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