18% of 400 is 72
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The danger receptor is called nociceptor; this signals the brain to pull the injured part away from danger. Signal travels to the posterior or dorsal horn of spinal cord.
Answer: A.
Explanation: Methane will heat up the atmosphere much more than carbon dioxide will.
Cells build carbohydrate polymers by using energy to form glycosidic linkages, the bonds betweenmonosaccharides. A dehydration synthesis reaction forms a bondbetween carbon atoms in twomonosaccharides, sandwiching an oxygen atom between them and releasing a water molecule.
Answer: False.
Explanation:
Energy heats up molecules, making them move faster.
