Other questions in this quiz

2. how many animal kingdoms are there?

  • 5
  • 3
  • 4
  • 6

3. how do the electrical impulses cross a synapse

  • they don't need to cross synapses.
  • diffuse
  • jump
  • they don't
  • make a chain

4. what kind of variation is eye colour?

  • discontinuous
  • continouous

5. what part of a nerve cell insulates nd speeds up nerve impulses

  • myelin sheath
  • dendrons
  • nucleus
  • axon
  • synapse

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