Why is it important that are cardiac and smooth
muscles contract involuntarily?

These muscles push materials like food or blood through organs. In contrast to skeletal muscle, smooth muscle can never be heavily influenced by you. Cardiovascular muscle is likewise a compulsory muscle, discovered uniquely in the heart. The heart muscle strands all agreement together, creating enough power to push blood all through the body

Explanation:

metamorphism is the change of minerals or geologic texture (distinct arrangement of minerals) in pre-existing rocks (protoliths), without the protolith melting into liquid magma (a solid-state change). the change occurs primarily due to heat, pressure, and the introduction of chemically active fluids. i hoped i !