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

prison cells

glial cells

stem cells

muscle cells

pyramidal neurons

Purkinje neurons

bipolar neurons

multipolar neurons

skin cells

liver cells

stem cells

muscle cells

a nerve

all of the above

spinal cord

brains

telegraph

proteins

hormonal

electrical impulses

150 meters per second

1 foot per second

1 meter per second

100 miles per hour

1 year

100 years

1 month

10 years

wire

muscle

the brain

nerve