100 miles per hour

1 meter per second

1 foot per second

150 meters per second

10 years

100 years

1 year

1 month

they do not have a nucleus

they regenerate very quickly

they help carry oxygen to different parts of your body

they are very long compared to other cells in the body

prison cells

glial cells

muscle cells

stem cells

hormonal

proteins

electrical impulses

telegraph

Purkinje neurons

multipolar neurons

pyramidal neurons

bipolar neurons

brains

spinal cord

a nerve

all of the above

stem cells

liver cells

muscle cells

skin cells

wire

muscle

the brain

nerve