What is an example of a renewable resource that can provide humans with energy, shelter, and food?

25) a student takes four samples of a white crystalline solid and places each in a well plate. on top of each sample, she carefully places 20 drops of clear mystery liquids a, b, c and d. her results for each well are: liquid a: the solid dissolves quickly. liquid b: the solid appears unchanged. liquid c: a brownish colored liquid is produced. liquid d: fizzing occurs and the well becomes warmer. in which well does a physical change occur?

The model illustrates a process by which a substance is taken up by a cell

Will someone me with this.. specialized cells which perform a particular function form: tissues organs or organism