Explain the attractive forces within and between molecules. In your answer, distinguish between polar and nonpolar bonds, and distinguish between single, double, and triple bonds. Also be sure to explain three types of intermolecular attractions
What will be an ideal response?
A complete answer should describe the sharing of electrons in different types of covalent bonds, and should explain the basic nature of hydrogen bonds, van der Waals forces, and hydrophobic interactions.
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The phrenic nerves arise from the
A. cervical plexuses. B. sacral plexuses. C. brachial plexuses. D. lumbar plexuses.
In ________ growth, cartilage grows wider or thicker in diameter
A) extracellular B) intercellular C) appositional D) interstitial E) extrastitial
In one form of endocytosis a molecule binds to a specific protein on the cell surface and triggers vesicle formation and endocytosis. What type of transport is this?
A. Pinocytosis B. Facilitated diffusion C. Receptor-mediated endocytosis D. Active exocytosis
The average length of the epididymis is
A) 1 meter. B) 6 meters. C) 3 meters. D) 9 meters.