all of the above

brains

spinal cord

a nerve

muscle cells

glial cells

stem cells

prison cells

1 month

1 year

100 years

10 years

150 meters per second

1 foot per second

100 miles per hour

1 meter per second

wire

the brain

nerve

muscle

stem cells

skin cells

liver cells

muscle cells

pyramidal neurons

bipolar neurons

Purkinje neurons

multipolar neurons

they regenerate very quickly

they are very long compared to other cells in the body

they do not have a nucleus

they help carry oxygen to different parts of your body

electrical impulses

hormonal

proteins

telegraph