Intestinal muscles and heart muscles are involuntary muscles,hand muscles and neck muscles are voluntary muscles
When you run it makes your heart pump blood faster ,when your pulse is up it means you veins are flowing blood and your blood has good circulation
Skin cells are made of proteins, water, and fat. But brain cells are only made up of amino acids, which ca make protein.<span />
Introns because they are coding sequences.
Exons because they are non-coding sequences.
Answer:
I am pretty sure the answer would be B.
Explanation:
Because cats are born in a live birth and definitely do not hatch from eggs.
