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20 Cards in this Set
- Front
- Back
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List the steps of the scientific method!
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1. observe and state the problem
2.form a hypothesis 3.test the hypothesis 4.record and analyze data 5.draw a conclusion 6. replace the work |
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Where are electrons located in an atom?
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in energy levels surrounding the nucleus
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what is an isotope?
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atoms of the same element that have the same number of protons but a different number of nuetrons.
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what ions do bases release in solutions?
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hydroxide
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What are three types of passive transport?
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osmosis, diffusion, and facilitated diffusion.
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what are reactants of photosynthesis?
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carbon dioxide and water
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where does respiration occur?
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mitochondria
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when will water move out of a cell?
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hypertonic solution
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what does the rem hybrid mean?
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heterozygous
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what always happent to dna code when a mutation occurs?
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the base sequence within a given gene is changed.
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what cycle are rain snow sleet and hail a part of?
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the water cycle
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what cycle is driven by photosynthesis?
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oxygen-carbon cycle
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what are some causes of mutations?
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chemicals viruses, high temperaturs, radiations, pullotants
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what is a type of molecule that has an unequal area of charge?
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polar
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where does respiration occur?
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mitochondria
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what type of mixture is salt dissolved in water?
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solution
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what are short hairlike projections that aid in movement?
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cilia
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what are long whiplike structures that aid in movement?
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flagella
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where does photosynthesis occur?
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chloroplasts
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how are mutations passed on to offspring?
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meosis
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