18. When dilute hydrochlonc acid (HCI) is placed on the sedimentary rock limestone and the nonsedimentary rock marble, a bubbling reaction occurs with both. What would this indicate? 1. The minerals of these two rocks have similar chemical compositions. 2. The molecular structures of these two rocks have been changed by heat and pressure. 3. The physical properties of these two rocks are identical. 4. The two rocks originated at the same location.​
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Biology, 22.06.2019 09:10
Hormones are chemical molecules produced by endocrine glands. one such endocrine gland is the thyroid gland, which synthesizes the thyroid hormone, which in turn affects the heart muscles. which two statements describe the probable reason for the function of the hormone? the cells in the heart have specific receptors that allow for the intake of hormones. the heart and the endocrine glands have the exact same types of cells. all cells make the same types of hormones. thyroid hormones show their effect on the heart by means of specialized cells. thyroid cells and cardiac cells have different dna.
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Biology, 22.06.2019 11:30
Which structure in the cardiovascular system connect arteries to veins?
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Biology, 22.06.2019 17:20
Can yall plz me on this question im having a hard time think about it
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18. When dilute hydrochlonc acid (HCI) is placed on the sedimentary rock limestone and the nonsedime...
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