A DNA element that decreases transcription of a gene from a vast distance is known as a(n)
A) insulator.
B) TATA box.
C) regulator.
D) proximal control element.
E) silencer.
Answer: E
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When bacteria flourish and grow in the blood stream, the condition is termed ________.
A. viremia B. fungemia C. sepsis D. bactocarditis
Answer the following statements true (T) or false (F)
1. Friedrich Wöhler refuted the scientific concept of vitalism during the early 1800s by proving that organic molecules could be synthesized outside a living organism. 2. Because carbon and hydrogen share similar electronegativities, they will form nonpolar covalent bonds with each other. 3. Macromolecules such as lipids and carbohydrates are produced from monomers through condensation reactions. 4. The sole function of carbohydrates is to serve as energy stores.
The saturation vapor pressure of air increases with temperature
Indicate whether the statement is true or false
The principal government agency responsible for tracking infectious diseases in the United States is the
A. United States Department of Agriculture. B. World Health Organization. C. National Institutes of Health. D. Infection Control Committee. E. Centers for Disease Control and Prevention.