Chromosomes are lined up at the equator of the cell during this stage of mitosis.
A. metaphase
B. anaphase
C. telophase
D. prophase
Answer: A
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The head of the humerus corresponds to (the)
A) metaphysis of the bone. B) diaphysis of the bone. C) proximal epiphysis of the bone. D) distal epiphysis of the bone. E) None of the answers are correct.
The masseter muscle originates on the __________.
A. medial surface of maxilla, but not the zygomatic arch B. inferior border of the zygomatic arch only C. medial surfaces of the maxilla and the zygomatic arch as well as the inferior border of the zygomatic arch D. medial and lateral surfaces of the maxilla and the inferior and superior border of the zygomatic arch
Which of the following is the fluid portion of blood?
a. Interstitial. b. Intracellular. c. Plasma. d. Hemoglobin.
What makes an isotope radioactive?
A. It releases energy to become stable. B. It releases hydrogen ions into solution. C. It breaks down into hydrogen and electrons. D. It has more protons than electrons.