Scientists have discovered that clay can catalyze numerous biochemical reactions that may have been important to the origin of life. why did they choose to focus on clay? scientists have discovered that clay can catalyze numerous biochemical reactions that may have been important to the origin of life. why did they choose to focus on clay?

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? )

If you have a difficult time knowing where your hand is without looking at it you may be having a problem with your what ?

Temperatures in ponds and lakes vary by season. select the best answer from the choices provided t f