I would say your answer is <span><span>The Earth’s surface is responsible for a small fraction of heat radiation to space</span>
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D; because the cells dna is not in the nucleus
Atoms, molecules, cell membranes, then cell (in order from smallest to biggest).
A. Water being pumped in and out of guard cells.
True because excretory is like sweat and you sweat through your skin- more specifically the pores in your skin