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25 Cards in this Set
- Front
- Back
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define control setup.
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exactly the same as the esxperimental setup but does not contain the variable.
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define independend and dependend variable.
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independend is the variable that can be controllod in a experiment and dependend is the variable that cannot be controlled in a experiment.
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what is the mass number on the periodic table?
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the total number of protons and neutrons in the nucleus of an atoms.
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what is an isotope?
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atoms of same element that have same number of protons but differet number of neutrons
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whta will never vary in an atom?
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the number of protons
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what element is found in organic compound?
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carbon
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what ions do base release in solution?
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hydroxide
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what is diffusion?
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the movenment of material from an area of higher concentration od one of lower concentration.
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what are the three types of passive trannsport?
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osmosis, diffusion and facilitated diffussion
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how do enzymes work?
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yje lower the amount of energy needed to start a reaction.
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What is a theory?
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A well tested hypothesis.
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What is the nucleus?
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The structure that contains a cell's genetic material and the controls the cells activities.
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What does the cell membrane do?
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It regulates what enters and leaves the cell.
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What are organs made up of?
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Tissues
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What are organ systems made up of?
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Organs
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What is the job of the cilia?
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They produce momement in many cells.
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What kind of cell has a nucleus?
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Eukaryote
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What are the products of Photosynthesis?
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Carbon Dioxide and Waer
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What are the phases of Mitosis?
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Prophase, Metaphase, Anaphase, Telophase.
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What are heterotrophs?
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An organism that obtains energy from the food it consumes.
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What is an organism that connot make its own food?
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Consumer
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Is an enzyme a protien?
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Yes
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What is the result of Meiosis?
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4 Haploid Cells
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what does the term purebred mean?
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homozygous
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how are mutation passed on to offfspring ?
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meiosis
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