life Review

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20 Terms

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Biology
The study of living things and their environment.
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life
living things collectively
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homeostasis
process by which organisms maintain a relatively stable internal environment
process by which organisms maintain a relatively stable internal environment
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eukaryotes

organisms made up of one or more cells that have a nucleus and membrane-bound organelles - on the right

<p>organisms made up of one or more cells that have a nucleus and membrane-bound organelles - on the right</p>
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prokaryotes

single-celled organisms that do not have a membrane-bound nucleus - on the left

<p>single-celled organisms that do not have a membrane-bound nucleus - on the left</p>
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asexual
a type of reproduction involving only one parent that produces genetically identical offspring by budding or by the division of a single cell or the entire organism into two or more parts
a type of reproduction involving only one parent that produces genetically identical offspring by budding or by the division of a single cell or the entire organism into two or more parts
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unicellular
made of a single cell
made of a single cell
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multicellular
consisting of many cells
consisting of many cells
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tissue
a part of an organism consisting of an many similar cells having a similar structure and function
a part of an organism consisting of an many similar cells having a similar structure and function
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organs
group of tissues that work together to perform closely realated functions
group of tissues that work together to perform closely realated functions
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Reproduction
the process of generating offspring, sexually or asexually
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metabolism
the organic processes (in a cell or organism) that are necessary for life
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Growth
the process of an organism becoming larger due to the production of more cells which make up that organism
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Response to stimuli
show a response or a reaction to something
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Energy
being used or produced by living things through cell respiration and/or photosynthesis
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heterotrophic
Organisms that are unable to construct their own food from inorganic sources, and therefore must consume other organisms or organic molecules from the outside environment. Function as consumers or decomposes in food chains.
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Autotrophic
An organism capable of synthesizing its own food from inorganic substances, using light or chemical energy. Green plants, algae, and certain bacteria are .
An organism capable of synthesizing its own food from inorganic substances, using light or chemical energy. Green plants, algae, and certain bacteria are .
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photosynthesis
Plants use the sun's energy to convert water and carbon dioxide into sugars
Plants use the sun's energy to convert water and carbon dioxide into sugars
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Adaptation
inherited characteristic that increases an organism's chance of survival
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Evolution
The gradual change in a species over time