Each muscle is surrounded by a connective tissue sheath called the epimysium. ... Within the fasciculus, each individual muscle cell, called a muscle fiber, is surrounded by connective tissue called the endomysium. Skeletal muscle cells (fibers), like other body cells, are soft and fragile.
Answer:
Fear (from a quick Google search): "An unpleasant feeling triggered by the perception of danger, real or imagined."
Simply put, fear keeps us safe (or at least tries to). It helps keep us on the lookout for things that could be of harm to us.
Ionic bonds are the bonds where there is a complete transfer of valence electrons. It is a bond between two oppositely charged ions. Metal loses electrons to become positively charged cation while the nonmetal accepts the electrons.