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Biology Questions & Answers

Q:
3. membe main component of the cell
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All microbes are dangerous and cause disease. Select one: True False
Q:
In your own words (do not copy and paste the answer), describe what a vector is and what you can do to protect yourself from vector-transmitted diseases.
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Water is an abiotic, nonrenewable natural resource a biotic, nonrerewable natural resource a biotic, renewable natural resource not a natural resource an abiotic, renewable natural resource
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\begin{tabular}{l} A study is done on the population of a certain fish species in a lake. Suppose that the population size \( P(t) \) after \( t \) years is given by \\ function. \\ \( P(t)=200(1.21)^{t} \) \\ \hline \begin{tabular}{c} Find the initial population size. \\ Does the function represent growth or decay? \\ growth decay \\ \hline By what percent does the population size change each year? \\ \hline\end{tabular} \\ \hline\end{tabular}
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Value: 5 The Greenhouse effect is believed to be heightened due to _ a. Earth's Age b. Humans c. the Sun d. Volcanoes
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Which type of bone is mainly found in the arms and legs, designed to support weight and facilitate movement? A. Long B. Flat C. Irregular D. Sesamoid
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What disease does the lack of collagen result in? A. Rickets B. Rheumatoid arthritis C. Osteoporosis D. Brittle Bone Disease
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Ozone depletion allows increased amounts of UV radiation to reach the Earth's surface. True False
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Increased ozone in the lower atmosphere (near the ground) results primarily from: a. cFC pollution b. automobile exhaust c. carbon dioxide production d. all of the above
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