Jim smokes around his friends, who do not smoke. Jim's friends say that they're not worried about the health effects of breathing the environmental tobacco smoke created by Jim's tobacco smoke. Are they right not to be worried about their health?

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Wich technque is not recommended for use as a supporting detail

Which action occurs in the third stage of cell division a. the nuclear material of a cell is copied exactly b. the nuclear membrane disappears c. the cell forms two nuclei or d. the nuclear material separates, with half moving to wither side of the cell