crossword
Crossword
Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
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Check
Across:
3.
the highest cordinating system in the body is ...............
4.
reflex arcs have evolved in animals because the ................process of the brain is not fast enough
Down:
1.
Muscle cells have special ..............
2.
the longest fibre on the cell body of a neuron is called
OK