The ribonucleoprotein, RNase P, catalyzes the:
A. exonucleolytic removal of the 3' end of tRNA molecules.
B. endonucleolytic removal of the 5' end of tRNA molecules.
C. ATP-independent removal of tRNA introns.
D. degradation of the poly(A) tail.
B
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Which of the following is NOT a sign of scarlet fever?
A) fever B) rash C) sore throat D) impetigo
Which of the following follows the correct sequence for a sound (a vibration) traveling into the mammalian ear?
A. pinna, tympanum, ossicles of middle ear, oval window, basilar membrane, hair cell B. tympanum, pinna, ossicles of middle ear, hair cell, oval window, basilar membrane C. pinna, ossicles of middle ear, tympanum, basilar membrane, oval window, hair cell D. hair cell, pinna, basilar membrane, ossicles of middle ear, tympanum, oval window E. pinna, oval window, tympanum, basilar membrane, ossicles of middle ear, hair cell
Which of the following is MOST effective against resistant endospores?
A. Pasteurization B. Boiling C. Autoclaving D. All of these are equally effective against resistant endospores.
If sucrose is composed of both glucose and fructose, then sucrose must be a monosaccharide.
Answer the following statement true (T) or false (F)