A myelinated axon communicates information: 1) at a slower speed than an unmyelinated axon
2) between the dendrites and cell body of a neuron
3) between two unmyelinated axons
4) at a faster speed than an unmyelinated axon

List charasteristics of athenosphere

The pharynx is the structure in the body that serves as a pathway of both air and food. how does the body make sure that food does not get into the lungs? the salivary glands secrete enzymes that pull food out of the air pathway. the small intestine pushes the air out of the digestive system. the pancreas breaks down food in the air pathway. the epiglottis closes the air pathway so that food will not enter it.

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.