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21 Cards in this Set
- Front
- Back
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What is an organism?
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Anything that is alive.
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list six characteristics that all living things share.
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Growth and development. Reproduction.
the Chemicals of life. Cellular organization. energy useage. response to surroundings. |
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the baisic building blocks of all organisms are?
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Cells.
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true or false? most cells can only be seen with a microscope?
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true.
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true or false? an organism made out of many cells is a unicellular organism?
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False.
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which is the most abundant Chemical in cells
A.proteins B.carbohydrates C.water D.nucleic acids |
C. water
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lipids and ....... are the building materials of cells
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proteins
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True or false? the cells of organisms use use energy for growth and repair.
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true
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choose the letter of a change in the organisms surroundings that causes them to react.
A.growth B.response C. stimulus D.development |
C. stimulus
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what is development?
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the process of change that occurs in an organisms life that makes it a more complex organism.
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true or false? flies arise from rotting meat.
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false.
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The idea that living things come from nonliving sources is called.....
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Spontainious generation
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What did Fransico Redi show in his experement?
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That spontainious generation is false
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The factor that a scientist changes in a controlled experement is called....
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The minipulated variable
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True or false? louis Pasteur used a controlled experement to show that bacteria arised from spontainious generation?
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True
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What are the four things that all living things need?
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Food, water, shelter, and stable internal conditions.
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Organisms that create their own food are called....
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Autotrouphs
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True or false? Organisms can live without water for long periods of time.
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False
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What property of water makes it vital for all living things?
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It has the ability to create different chemicals.
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True or false? Organisms compete with other organisms for space to live?
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True
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Why must all living things have stable internal conditions?
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So they dont freeze to death.
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