What is the origin of the energy that all organisms need to carry out life functions? A. food
B. producers
C. plants
D. the Sun

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? )

Ais a group of individuals of the same that exist together in the same place at the same time

What is the average speed of a car that traveled 300.0 miles in 5.5 hours