Answer:
Smooth Muscle Definition Smooth muscle is a type of muscle tissue which is used by various systems to apply pressure to vessels and organs. Smooth muscle is composed of sheets or strands of smooth muscle cells. These cells have fibers of actin and myosin which run through the cell and are supported by a framework of other proteins.
Explanation:
Answer:
The blood vessel from lungs to heart is pulmonary vein which carries oxygenated blood.
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Answer:
The heat transfers from the air of higher temperature to the can which has lower temperature.
Explanation:
In thermodynamics, heat is the transfer of energy from a higher temp to a lower temp.
