Which type of scientist studies how to use plants for food, medicine and other products? Pls help fast pleas

Which is the lipid molecule that controls what types of molecules can pass though?

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

What’s the first step in handling stress? list eight strategies for managing stress. what are some physical symptoms of stress?