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| Zone of Air, land, and water at the surface of the earth in which organsisms are found |
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| Smallest unit of a human being and all living things |
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| Concepts supported by a brood range of observations, experiements and conclusions |
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| An internal enviroment that normally varies within only certain limits |
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| An artifical situation devised to test a hypothesis |
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| Hamn Heart rate increases when scared ..... |
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| Things respond to stimuli |
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| Humans produce only humans |
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Definition
| Lving things reproduce and grow |
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| Humans need to eat for building blocks and energy |
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| Lving things acquire materials and energy |
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| Similar cells form tissues in the human body |
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| The level of organization that includes two or more tissues that work together |
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| Living things are organized |
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| The level of organization that includes all the populations in a given area along with the physical enviroment |
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| Living things reproduce and grow |
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| All living things share a common ancestor |
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| The internal enviroment remains relatively stable |
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| Organisms contain coded information that dictates form and function |
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| Rejection or acceptance of a hypothesis based on collected data |
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| procedure designed to test a hypothesis |
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| Hypothesis supported by many studies |
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| Fact that may lead to the development of a hypothesis |
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| Breaking up of fat globules into smaller droplpets by the action of bile salts or any other emulsifier |
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| Charged particle that carries a negative or positive charge |
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| Chemical bond in which atoms share one or more pairs of electrons |
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| Type of molecule that interacts with water by dissolving in water and or forming hydrogen bonds with water molecules |
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| Weak bond that arises between a slightly positive hydrogen atom of one molecule and a slightly negative atom of another molecule or between parts of the same molecule |
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| The atomic number gives the |
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| The atomic number gives the |
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Definition
| number of protons in the nucleus |
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| Which type of bond results from the complete transfer of elctrons from one atom to another |
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Which of the following properties of water is not due to hydrogen bonding between water molecules?
A.Water prevents large temperature changes
B.Ice floats on water
C.Water is a solvent for polar molecules and ionic compounds
D.water flows and fills spaces because it is cohesive |
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Definition
| Water is a solvent for polar molecules and ionic compounds |
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Term
| If a chemical accepted H+ from the surrounding solution |
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