Which disadvantage is associated with nuclear energy?
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a. nuclear energy does not give off carbon dioxide.
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b. the waste is hazardous and difficult to store.
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c. there is a very small amount of nuclear fuel.
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d. the waste breaks down very quickly.

Connection compare and contrast genetic engineering to the process of natural selection. select all statements that are true.

Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.

Which organelle breaks down sugar molecules that supply energy to the cell ?