The nucleus directs all activities that happen within the cell and contains the cell genetic material (DNA).<span> The nucleus gives the signal to the cell to grow, divide and/or make proteins. </span>
<span>This is false since plants are mostly producers and animals are mostly consumers. There is however a group of animals that are autotrophs and create their own food, but they are vastly outnumbered by consumers. The ones that produce their own are mostly within the family of funghi or similar things that border on whether they're animals or plants.</span>