1. observation is made using one or more of the five senses.
2. An independent variable is a variable that’s changed in an experiment.
3. An explanation based on an observation is a/an .
4. There may be only one variable in an experiment.
5. observation is made using tools or measurement.
6. What’s the difference between an observation and inference?
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The solution inside a plant cell is approximately a 1% saline solution and a 21% nacl solution the ,cytoplasm of a plant cell will
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Which is an innovation of gymnosperms? gymnosperms are the first seed plants. gymnosperms are the first flowering plants. gymnosperms are the first vascular plants. gymnosperms are the first spore plants.
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How does the structure of dna hold the information needed to code for the many features of multicellular organisms?
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1. observation is made using one or more of the five senses.
2. An independent variable is a varia...
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