Pulmonary is relating to the lungs.
Systemic circulation is the part of the cardiovascular system which carries oxygenated blood away from the heart to the body, and returns deoxygenated blood back to the hear
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Answer and Explanation:
B. Coronary artery
On the surface of the heart, there's coronary arteries. It supplies oxygen and blood to the heart muscle. The major blood vessels that enter the heart are the superior vena cava, the inferior vena cava, and the pulmonary veins.
1. A mutation is a "Change" <span>in the nucleotide sequence of a gene within the DNA molecule.
2.</span><span>Chemicals that cause a mutation are known as "Mutagens"
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