Which of the following is an accessory gland in males?
a. the vestibular gland
b. the bulbourethal gland
c. the pineal gland
d. the pituitary gland
Ans: b. the bulbourethal gland
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The proteome
A. refers to the complete amino acid sequence of a protein. B. is another way of referring to the paracrystaline array of proteins that cover the surface of some prokaryotes. C. is a proteinaceous organelle of cyanobacteria that can be used as a source of carbon and fixed nitrogen. D. is the entire collection of proteins that an organism can produce.
The step of translation in which amino acids are added to the growing polypeptide is
mitosis. initiation. elongation. termination. transcription.
In a comparison of birds and mammals, having four limbs is _____
A) a shared ancestral character B) a shared derived character C) a character useful for distinguishing birds from mammals D) an example of analogy rather than homology
Which of the following factors influences the efficiency of an antimicrobial agent?
A) Contact time B) Concentration of the antimicrobial agent C) Composition of the microbial population D) All of the above