The tissues that are described as voluntary and involuntary would be MUSCULAR TISSUES or MUSCLES; with voluntary muscles having controlled by one's own will while involuntary muscles work without conscious control.
True, a protein is made up of amino acids. These amino acids form chains to become a protein, and are combinations of 20 different types in total.
Multi cellular organisms have larger and more effective therefore have a very long life span instead of a uni cellar organisms
Explanation:
The organ can become more and more weak, until it is unable to effectively send blood around the body. The blood tends to back-up in the body and fluid passes into the tissues, this leads to swelling. This congestion is the reason heart failure is often called congestive cardiac failure
