Describe the functional groups that are considered acidic or basic
A) An amino group acts as a base because it can accept hydrogen ions, and a carboxyl group acts as an acid because it releases a hydrogen ion.
B) An amino group acts as a base because it releases a hydrogen ion, and a carboxyl group acts as an acid because it can accept hydrogen ions.
C) A phosphate group acts as a base because it can accept hydrogen ions, and a hydroxyl group acts as an acid because it releases a hydrogen ion.
D) A phosphate group acts as an acid because it can accept hydrogen ions, and a hydroxyl group acts as a base because it releases a hydrogen ion.
E) Phosphate groups can act as an acid or a base depending on the pH of the surrounding solution.
Answer: A
You might also like to view...
For which of the following organelles are the structure and function correctly described?
A) Ribosomes—membranous vesicles containing digestive enzymes B) Golgi apparatus—particles, composed of protein and RNA, which synthesize proteins C) Mitochondrion—nonmembranous structure that synthesizes proteins D) Endoplasmic reticulum—a network of interconnected membranes forming sacs and canals that packages protein molecules for secretion
One can best see the dorsum of the manus from a/n ________ view.
A. inferior B. posterior C. lateral D. anterior E. superior
Are oogonia present in adult women (yes or no)? No. Explain your answer
What will be an ideal response?
Sympathetic responses generally are widespread because ________.
A) inactivation of ACh is fairly slow B) NE and epinephrine are secreted into the blood as part of the sympathetic response C) preganglionic fibers are short D) preganglionic fibers are long