1 meter per second

100 miles per hour

1 foot per second

150 meters per second

liver cells

muscle cells

stem cells

skin cells

1 month

100 years

10 years

1 year

prison cells

stem cells

muscle cells

glial cells

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

they regenerate very quickly

bipolar neurons

multipolar neurons

Purkinje neurons

pyramidal neurons

the brain

wire

muscle

nerve

telegraph

hormonal

electrical impulses

proteins

a nerve

spinal cord

all of the above

brains