prison cells

muscle cells

glial cells

stem cells

Purkinje neurons

bipolar neurons

multipolar neurons

pyramidal neurons

stem cells

liver cells

muscle cells

skin cells

the brain

nerve

muscle

wire

proteins

telegraph

hormonal

electrical impulses

they regenerate very quickly

they do not have a nucleus

they are very long compared to other cells in the body

they help carry oxygen to different parts of your body

1 meter per second

150 meters per second

1 foot per second

100 miles per hour

brains

spinal cord

a nerve

all of the above

100 years

10 years

1 month

1 year