The correct answer is C cause mutations changes DNA
Most of the volume of the atom is empty space, throughout which tiny, negatively charged electrons are dispersed.
The nucleus is the center of the atom, around this the electrons move on different energy levels but, in the middle of that, there's only empty spaced.
Look up photo of heart labeled, I would do it for you but I’m taking a test of my own right now
The answer is C. Hahdhfhdjdhxhdhhjfhcufjtuf
The tendon of the long head of the biceps muscle
http://anatomyzone.com/anatomy-feed/intertubercular-sulcus/
