they do not have a nucleus
they help carry oxygen to different parts of your body
they regenerate very quickly
they are very long compared to other cells in the body
proteins
telegraph
hormonal
electrical impulses
spinal cord
all of the above
brains
a nerve
True or False: Damage to your nervous system can cause paralysis.
1 meter per second
150 meters per second
1 foot per second
100 miles per hour
100 years
1 year
1 month
10 years
muscle cells
stem cells
prison cells
glial cells
multipolar neurons
pyramidal neurons
bipolar neurons
Purkinje neurons
nerve
the brain
muscle
wire
liver cells
skin cells