Runners sprinting short distances in a relay race and handing off a baton is an analogy that represents the way in which the neural signal jumps between the or the breaks in the myelin sheath.

True or false: (a) the strings of little red dots represent carbohydrates. (b) the model is called a bilayer because there are two main types of molecules present, lipids and proteins. (c) the many black lines represent amino acid tails. (d) this model shows membrane transport. (e) the blue ovals are hydrophobic. (f) the blue ovals represent phospholipid heads.