What type of bond is formed between potassium and iodine?
A. Ionic bond
B. Hydrogen bond
C. Polar covalent bond
D. Nonpolar covalent bond
Answer: A
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Choose the following statement that is not completely correct regarding serous membranes.
A) Serosa are very thin, double-layered structures. B) Serous membranes are divided into parietal and visceral membranes with a potential space between the two. C) Visceral pericardium covers the surface of the heart, and parietal pericardium lines the walls of the heart. D) Serous membranes secrete a watery lubricating fluid.
In adults, red blood cells are made in one place, spend most of their lifespan in another, and most are finally destroyed in yet another place. Which choice lists these locations in the correct chronological order?
A. bone marrow; blood vessels; spleen B. bone marrow; spleen; blood vessels C. spleen; blood vessels; spleen D. blood vessels; spleen; bone marrow E. spleen; blood vessels; bone marrow
The processes that occur in the embryonic period are
A) cleavage and implantation. B) cleavage and placentation. C) implantation and placentation. D) implantation and embryogenesis. E) placentation and embryogenesis.
In a neuron, the nucleus and Nissl bodies are located in the
A) axon. B) dendrites. C) neuron cell body. D) terminal boutons. E) collateral axons.