The cardiac muscle of the heart is called the

a. pericardium.
b. endocardium.
c. endothelium.
d. chordae tendineae.
e. myocardium.


E

Biology & Microbiology

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Intrinsic pacemaker cells are located in the ____

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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

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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)

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