Which of the following most likely indicates an infection?
a. sugar in urine
b. acidic urine
c. alkaline urine
d. luteinizing hormone in urine
e. protein in urine
c
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Which of the following statements about chlamydial infections is TRUE?
A) Chlamydial diseases are not reportable diseases. B) Chlamydial diseases are less prevalent than gonorrhea. C) Chlamydial diseases can lead to acute complications. D) All of the statements are true.
In prokaryotes, translation takes place in the
a. cytoplasm. b. nucleus. c. plasma membrane. d. endoplasmic reticulum. e. Golgi bodies
About 75% of the Earth's surface is covered by
A) water. B) bare ground. C) forest. D) grassland.
Radioactive isotopes are used in dating materials from the distant past. Which of the following statements about radioactive dating techniques is true?
A. It gives the general ages of rock strata. (±1 million years). B. It uses a technique in which the degree of radioactive decay is measured, the younger the rock the more radioactive decay. C. It gives exact ages of rock strata. (± 1 year). D. It uses a technique in which the degree of radioactive decay is measured, the older the rock the more radioactive decay. E. It does not work well with fossil remains that have not absorbed radiation.