The following diagram shows the branching tree for four kingdoms and some of their shared derived characteristics. What shared characteristic can be written at point X? Use complete sentences to explain your answer.

the function of the protein macromolecule is to move things in and out of the cell and transport other molecules in the body. there are many functions of proteins. they are the basic building blocks of living things and are responsible for the growth and repair of body cells and tissues.

explanation:

there are so many examples for that in different areas, like biology experiment carried out in our lab recently.

here's one link:

not always but somethings can be reproduced in a laboratory.