Muscles in a kangaroo's legs work as a result of the way in which the cells that make up the muscle work. Which component of cel
l theory does this best illustrate? A. all living things are made of cells B.Cells are the basic unit of structure and function of all living things C. all cells come from other cells D. Cells are generated from non living materials
A. Oxygen-18 is the correct reference for this isotope. As this notation requires the name of the element followed by a dash and the mass number of that corresponding element. The mass number is obtained by adding the number of protons and neutrons together as in this example.