Small molecules like water, oxygen, and carbon dioxide can pass through the membrane.

I'm guessing you want a true or false, and in that case, your answer would be true :)

hello

answer: collecting information/data

reason: the student is going around and asking people questions to collect data

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the "power" of a lens is its resolution power, or its ability to distinguish between to closely located points. with the low power lens, it is likely you will see the rough form of the hay and maybe some movement of dots around the hay. however, when observed with the high power lens, the detailed features of the hay become visible and the microbes being grown are more clearly visible.

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