For people who cannot tolerate sodium ions, ____________________ is another method of removing unwanted matter from water.

Fill in the blank(s) with the appropriate word(s).


ANSWER: reverse osmosis

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One of the major photosynthetic enzymes in plants is ribulose-diphosphatase

Indicate whether the statement is true or false

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A ____________________ gene is one of the genes suspected in underlying the expression of a specific trait

Fill in the blank(s) with correct word

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The size of the opening of a standard metal device box used to mount a switch or receptacle in a wall is __________.

a. 2? ? 4? b. 2? ? 2? c. 4? ? 4? d. 3? ? 2?

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For threading, the spindle should be turning:

A) At about one-fourth normal turning speeds B) At the slowest speed the lathe can be set C) At the RPM given in standard charts for the type of metal you are working on D) None of the above

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