Which of the following is an adaptation that allows the heart to have oxygen readily available?
A. Cardiac cells have fewer mitochondria.
B. Cardiac cells are rich in glycogen.
C. Cardiac cells use a variety of fuels as energy sources.
D. Cardiac cells are rich in myoglobin.
Answer: D
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A mistake during segregation of chromosomes is called ________.
A. nondisjunction B. deletion C. aneuploidy D. point mutation E. duplication
Describe the systemic circuit
A) The systemic circuit consists of the vasculature in the heart. B) The systemic circuit transports blood from the right ventricle through the pulmonary arteries, capillaries in the lungs, and pulmonary veins and returns it to the left atrium. C) The systemic circuit transports blood through the arteries, capillaries, and veins of the body from the left ventricle to the right atrium. D) The systemic circuit transports blood from the left ventricle through the pulmonary arteries, capillaries in the lungs, and pulmonary veins and returns it to the right atrium. E) The systemic circuit transports blood from the left ventricle through the pulmonary veins, capillaries in the lungs, and pulmonary arteries and returns it to the right atrium.
The brachiocephaic artery supplies the left side of the body, true or false?
a. true b. false
The genetic information encoded in DNA by the regular alternation of sugar and phosphate molecules
Indicate whether the statement is true or false