Answer:
1.5mL
Explanation:
This is 10mg/2mL, which simplifies to 5mg/1mL. To get 7.5mg, you need 1.5mL (multiple numerator and denominator by 1.5).
Answer:
This is achieved because the sodium channels have a refractory period following activation, during which they cannot open again. This ensures that the action potential is propagated in a specific direction along the axon.
Answer:
has a high body fat percentage for his or her height