they regenerate very quickly

they help carry oxygen to different parts of your body

they do not have a nucleus

they are very long compared to other cells in the body

prison cells

glial cells

muscle cells

stem cells

spinal cord

brains

a nerve

all of the above

Purkinje neurons

bipolar neurons

pyramidal neurons

multipolar neurons

150 meters per second

1 meter per second

1 foot per second

100 miles per hour

liver cells

muscle cells

stem cells

skin cells

10 years

1 month

1 year

100 years

telegraph

proteins

hormonal

electrical impulses

muscle

the brain

nerve

wire