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Definition
| The process by which organisms keep their internal conditions fairly constant |
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Definition
| A group of organisms of one type living in the same place |
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Definition
| Basic unit of measurement in the Metric System |
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Definition
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Term
| What is the highest possible magnification that a scientist can use in order to study a living cell? |
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Definition
| 1,000x Compound Microscope |
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Term
| When enough experimental data supports a hypothesis, it becomes a.... |
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Definition
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Term
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Definition
| A tested hypothesis that can be revised or replaced |
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Term
| What is the term given to a group of cells that develop from a single cell? |
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Definition
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Term
| Hypotheses must be proposed in a way that... |
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Definition
| Enables them to be tested |
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Term
| A controlled experiment has... |
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Definition
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Term
| What technique is used to separate the different cell parts? |
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Definition
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Term
| Hypotheses can come from.... |
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Definition
| 1. Prior knowledge. 2. Logical inferences. 3. Informed, creative imagination. |
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Term
| Space around the nucleus of an atom contains... |
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Definition
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Term
| Isotopes have same number of protons and... |
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Definition
| a different number of neutrons |
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Term
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Definition
| Number of protons in an atom |
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Term
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Definition
| substance formed by the combination of two or more elements in definite proportions |
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Term
| A covalent bond is formed from.... |
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Definition
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Term
| What type of electron forms bonds? |
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Definition
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Term
| What type of ion forms when it looses an electron? |
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Definition
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Term
| Water molecules are polar with the....... |
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Definition
| oxygen side being negative and the hydrogen being positive |
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Term
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Definition
| Evenly distributed mixture of 2 or more substances |
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Term
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Definition
| Solutions that have a pH value less than 7 (less H ions) |
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Term
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Definition
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Term
| DNA molecules are made of.... |
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Definition
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Term
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Definition
| Energy needed to get a reaction started |
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Term
| Chemical reactions that release energy.... |
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Definition
| Will often occur spontaneously |
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Term
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Definition
| A substance that accelerates the rate of a chemical reaction |
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Term
| The four groups of organic compound are... |
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Definition
| Lipids, Carbohydrates, Proteins, and Nucleic Acids |
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Term
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Definition
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Term
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Definition
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Term
| Which organelle breaks down food? |
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Definition
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Term
| Which organelle makes proteins? |
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Definition
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Term
| Which organelle fuels the cell? |
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Definition
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Term
| Which organelle/s is/are in plants but not animals? |
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Definition
| Vacuoles and chloroplasts |
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Term
| Which cell structures carry out cell movement? |
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Definition
| Microtubules and microfiliments |
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Term
| Diffusion is movement of molecules from... |
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Definition
| High to low concentration |
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Term
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Definition
| The diffusion of water across a semi-permeable membrane |
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