What bonds must be broken for water to vaporize?

answer; i believe its echoic memory,it is believed to last three to four seconds; good luck

answer by yourhope:

answer is

human impact on the environment can be seen in the deterioration of the !

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i'm guessing this is from edg enuity so the answers would be, from top to bottom,

theodor schwann

matthias schleiden

robert hooke

rudolph virchow

anton van leeuwenhoek

many other transport proteins, often called pumps, move materials against a concentration gradient. active transport drives molecules across a membrane from a region of lower concentration to a region of higher concentration. this process, shown in figure 5.1, uses transport proteins powered by chemi- cal energy.