Answer:
Sensory neurons- they are activated when the senses receive stimuli from the environment
Motor neurons- transmit impulses from the brain and spinal cord to the muscles, glands, and organs in the body
Interneurons- transmits impulses between sensory and motors neurons
Hope this helps:)
Genotype: 50% Aa and 50% aa
Phenotype: 50% Dimples and 50% no dimples
Explanation: Using a punnet square, we can figure out that the mother is recessive and the father is heterozygous. Putting the mother at the top of the square and the father on the side, you end up with the results above by crossing each square with the corresponding letters. It's okay if the letters end up backwards. Just be sure to face them the right direction, capitals being first once you finish.
Hope this helps!