Paleobotany is the study of plant fossils and remains. This can help us understand how plants lived long ago and how they were like.
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Answer: You, Digestive system, Stomach, Epithelial Tissue, Parietal cells.
Explanation:
the reason why living cells cant use heat to provide the energy for their reactions is because not all living cells have heat and the heat could damage the natural qualities in proteins.
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In an experiment, the respiration rate of a goldfish is measured by placing the goldfish in cold water and then the respiration rate is measured again, the cold water is the independent variable.
<h3>What is an independent variable?</h3>
Independent variable is the variable of an experiment that is manipulated or changed while the dependent variable is the variable that is measured or recorded in an experiment.
According to this question, the respiration rate of a goldfish is measured. The goldfish is placed in cold water and then the respiration rate is measured again.
The cold water is the independent variable because it is the variable that is changed in terms of temperature difference.
Learn more about independent variable at: brainly.com/question/1479694
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<span>C) It contains a major river and all the streams and creeks that flow into that river.
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