prison cells

stem cells

muscle cells

glial cells

muscle cells

skin cells

liver cells

stem cells

1 month

10 years

1 year

100 years

150 meters per second

1 foot per second

100 miles per hour

1 meter per second

they do not have a nucleus

they help carry oxygen to different parts of your body

they are very long compared to other cells in the body

they regenerate very quickly

all of the above

a nerve

brains

spinal cord

telegraph

electrical impulses

hormonal

proteins

multipolar neurons

Purkinje neurons

pyramidal neurons

bipolar neurons

the brain

wire

nerve

muscle