Laurie wants to monitor the amount of fertilizer used on his crop. Which of these computer systems should she implement on her farm? A. biometric identifier

B. air sensor

C. soil sensor

D. global positioning systems

E. crop sensor

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? )

Dna replication or repair occurs in a cell in all of thw following situations except when

What is the most abundant vertebrate on earth?