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Think about it. The leaves make the food for the plant
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Compare the functions of a leaf's epidermis with those of your skin. Make a concept map to associate plant parts and cells with each process: transpiration, photosynthesis.
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Learn to discover the starch in a leaf and see how stomata function
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1. Objective: to discover if starch is present in a leaf Plants store the glucose made during photosynthesis as starch. To test this hypothesis, a leaf will be examined for the presence of starch.…
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Think about it. The removal of cell waste
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Remember what you have studied in this section and answer the questions: Why do sponges and coelenterates not need excretory organs? What is the difference between defecation and excretion? Why is more…
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Learn. How to find out the age of a human foetus
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The approximate age of a foetus can be determined by scanning the mother's abdomen with an ultrasound machine. This method is usually used at a clinic to check that a pregnancy is progressing well…
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Choose. Receptors
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Indicate where these receptors are found in the sense organs: Olfactory cells. Rods and cones. Hair cells. Cells that perceive changes in the position of the head and in balance.
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Choose. Increase in heat and temperature
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Choose the correct answer: What is specific heat of a substance? What happens when a substance has a higher specific heat? What does a body with a larger mass need?
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Final self-evaluation T02 04 - Liberal revolutions and nationalist movem...
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Match each definition with the correct concept: The separation of the Church and state. Jacobin law that controlled prices and salaries. Public figure during the Napoleonic period that governed the…
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Analyse. Differences and similarities between Marxism and anarchism
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Compare Marxism and anarchism.
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The return to absolutism
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I do not only lack allegiance to the Constitution and any decree of the Cortes (...), but I also declare the Constitution and such decrees void and without value, now and at any time, as if such acts…
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Match. A Hispano-Suiza automobile
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Look at the drawing of the Hispano-Suiza automobile and match the numbers with the parts of the car:
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