spinal cord

a nerve

brains

all of the above

skin cells

stem cells

liver cells

muscle cells

telegraph

proteins

electrical impulses

hormonal

they do not have a nucleus

they regenerate very quickly

they are very long compared to other cells in the body

they help carry oxygen to different parts of your body

glial cells

prison cells

muscle cells

stem cells

Purkinje neurons

pyramidal neurons

multipolar neurons

bipolar neurons

the brain

muscle

nerve

wire

100 years

1 year

1 month

10 years

1 foot per second

150 meters per second

1 meter per second

100 miles per hour