The area of the sperm with densely packed mitochondria is the
A) head.
B) flagellum.
C) midpiece.
D) cap.
E) acrosome
C) midpiece.
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Hormones are released into the blood stream to bind to target organs and cells
Indicate whether the statement is true or false.
Through the process of cell differentiation,
A) cells in nearby locations become unable to work together. B) each cell develops a characteristic set of structural features. C) each cell becomes able to change its function throughout its life cycle. D) each cell becomes capable of performing all vital functions. E) None of the answers are correct.
Which of the following bones does not form by endochondral ossification?
A. Calcaneus B. Ulna C. Clavicle D. Scapula E. Femur
At least in theory, the caudate lobe of the liver is
A. part of the right lobe of the liver. B. part of the left lobe of the liver. C. part of the quadrate lobe of the liver. D. a separate lobe.