Volcanoes are caused by weathering are caused by tsunamis cause liquefaction are both constructive and destructive

The correct answer from these choices is are both constructive and destructive.

are both constructive and destructive

Explanation:

odyssey ware

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.

b tumor cells have a cell wall instead of a membrane

explanation:

tumor cells different from normal cells because tumor cells have a cell wall instead of a membrane.