A contributing factor in sexual transmission of HPV from infected males is
a) presence of the virus in semen.
b) open-sore penile lesions.
c) flat and inapparent penile lesions.
d) isolation of lesions to anal region.
Ans: c) flat and inapparent penile lesions.
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The phase of mitosis in which the chromosomes are aligned along the equator of the cell is
A. A, which is prometaphase. B. C, which is metaphase. C. D, which is anaphase. D. A, which is prophase. E. E, which is telophase.
The Calvin-Benson cycle is a cyclical pathway of reactions that use ____
a. carbon to produce sugar b. sugar to produce energy c. sugar to produce starch d. starch to produce energy e. oxygen to produce carbon dioxide
The first affected family member who seeks medical attention for a genetic disorder is called the
____________________. Fill in the blank(s) with the appropriate word(s).
What is the type of bond holding hydrogen and oxygen atoms together in a single H2O molecule?
A) ionic bond B) covalent bond C) hydrogen bond