Oxygenated blood is mainly carried through the arteries, (an exception is made for the pulmonary artery which carries deoxygenated blood) moving from the heart to the rest of the body through the aorta and usually brighter hue of red due to oxyhemoglobin present.
Deoxygenated blood is mainly transferred through the veins, (an exception for the pulmonary vein which carries oxygenated blood) moving from the rest of the body to the heart through the vena cavae and is usually a darker hue of red due to deoxyhemoglobin present.
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<span>Fats, oils, waxes, and sterols</span>
Through the process of cellular respiration, the energy in food is converted into energy that can be used by the body's cells.
Answer:
What do fossils provide evidence of?
-Fossils provide evidence of the earliest forms of life.
Which of the terms is used to describe the difference between them?
- Evolution