Question 1
Electrons travel around the center of the atom at high speed forming a(n)
◦ shell.
◦ nucleus.
◦ atom.
◦ molecule.
◦ element.
Question 2
An element's ability to bind other elements is determined by
◦ the number of enzymes required.
◦ its state of glycosylation.
◦ the arrangement of electrons in the outer shell of an atom.
◦ the amount of folding in its subunits.
◦ its amino acid composition.