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☆☆☆☆☆An electrocardiogram is a graphical recording of the cardiac cycle produced by an electrocardiograph monitoring heart beats.
antibody
carrier.
Vein
NEUTRON
ecology
The portion of DNA which codes for a specific hereditary trait is the gene. It contains the set of information that controls heredity.
The majority of secreted thyroid hormone is T4 - the storage hormone.
stru
The act of breathing air into the lungs is simply called breathing. From the lungs, the air is transferred into the blood stream and moved to the other parts of the body.
DNA
Voice box: The voice box, or larynx, is the portion of the respiratory (breathing) tract containing the vocal cords which produce sound. It is located between the pharynx and the trachea. The larynx, also called the voice box, is a 2-inch-long, tube-shaped organ in the neck
