Which of the following represents the correct flow of air into the lung of a mammal?

a. larnyx → trachea → bronchi → bronchioles → alveoli
b. alveoli → tracheoles → bronchi → trachea
c. trachea → bronchioles → bronchi → alveoli
d. trachea → tracheoles → bronchi → alveoli

Aneuron is stimulated with an electric pulse. the action potential is detected at a point 3.70 cm down the axon 0.0052 s later.when the action potential is detected 7.20 cm from the point of stimulation, the time required is 0.0063 s. what is the speed of the electric pulse along the axon? (why are two measurements needed instead of only one? )

Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.

The pie chart tracks the percentage of renewable energy that's being used in a particular community near the ocean. what are two advantages of using this type of graph for this particular data set?