Answer:
There is more than one kind of white blood cell
Explanation:
there is more than one type of white blood cells, for example Neutrophils normal percentage 40 to 60%, Lymphocytes 20 to 40%, and Monocytes 2 to 8%
Answer:
involuntary muscle?
or
the muscle of the heart?
Explanation:
I don't know exactly what your asking about the cardiac muscle.
It is your heart muscle and it is involuntary, meaning that if moves on its own without your conscious effort.