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Chapter 1 1. Two or more atoms join together to form what organizational structures? Ans: pg. 4, 5 – molecules 2. Which levels of structural organization are you unable to see with your naked eye? Ans: pg. 4, 5 - chemical, cellular, tissues 3. Which level of structural organization is composed of two or more different types of tissues that work together to perform a specific function? Ans: pg. 5 – organ 4. How are organs and tissues different? Ans: pg. 5 –organs: composed of different kinds of tissues which join together; tissues: groups of cells and the materials around them which work together to perform a particular function 5. Referring to Table 1.1, which body systems help eliminate wastes? Which regulate body activities? Which protect the body? Which maintain acid-base balance in the body? Ans: pg. 6, 7, 8 – a) urinary, digestive, respiratory systems; b) endocrine, nervous systems; c) lymphatic, cardiovascular systems; d) urinary, cardiovascular, respiratory systems 6. Which life process in the human body is utilized when any of the others occur? Ans: pg. 9 – metabolism 7. Why would a weight-loss supplement that stimulates “metabolism†not necessarily help you lose weight? (Hint: What is metabolism?) Ans: pg. 9 - Metabolism includes both anabolism and catabolism. Anabolism is the building up of molecules. 8. You may have heard of “anabolic steroids†(steroids are fat-soluble molecules related to cholesterol). What do you think these steroids might do to your body? Ans: pg. 9 - Anabolic steroids can cause “building up†but can also cause long range negative effects, including neurological effects, etc. 9. What are some examples of movements th
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