stem cells

muscle cells

prison cells

glial cells

Purkinje neurons

bipolar neurons

pyramidal neurons

multipolar neurons

skin cells

liver cells

muscle cells

stem cells

they help carry oxygen to different parts of your body

they regenerate very quickly

they do not have a nucleus

they are very long compared to other cells in the body

100 years

1 month

10 years

1 year

1 foot per second

100 miles per hour

1 meter per second

150 meters per second

a nerve

brains

all of the above

spinal cord

telegraph

electrical impulses

proteins

hormonal

wire

the brain

muscle

nerve