The cardiac muscle of the heart is called the
a. pericardium.
b. endocardium.
c. endothelium.
d. chordae tendineae.
e. myocardium.
E
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Mobile genetic elements that encode proteins that contribute to or confer virulence are known as contiguous sequences.
Answer the following statement true (T) or false (F)
Intrinsic pacemaker cells are located in the ____
a. Purkinje fibers b. Bundle branches c. AV node d. SA node e. gap junctions
Klinefelter syndrome in humans, which leads to underdeveloped testes and sterility, is caused by which chromosomal condition?
A) 45, X B) 47, 21+ C) triploidy D) 47, XXY E) 47, XYY
In order to stain flagella so that they may be readily observed by light microscopy, it is usually necessary to increase their thickness.
Answer the following statement true (T) or false (F)