Which statement is true regarding trichomoniasis infection?
a. It is the least curable STD.
b. It is caused by a protozoan.
c. It cannot cause infertility.
d. It has obvious symptoms.
e. It typically goes away on its own.
ANSWER: b
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What would be the best approach to curbing excessive human population growth?
A. lowering birth rates through education and family planning B. a return to historical health care practices C. encouraging women to postpone children till after age 35 D. embracing traditional agricultural practices
An animal has segments, bilateral symmetry, pharyngeal slits, a post-anal tail, and a notochord. It must be a member of the phylum _____.
Fill in the blank(s) with the appropriate word(s).
Which microscope is used to observe a specimen that emits light when illuminated with an ultraviolet light?
A) compound light microscope B) phase-contrast microscope C) darkfield microscope D) fluorescence microscope E) electron microscope
The karyotype of a normal human male would show a total of 23 pairs of homologous chromosomes.
Answer the following statement true (T) or false (F)