A large number of cases of a particular disease observed in a relatively short period of time in an area that previously experienced only sporadic cases of the disease is known as a(n)
A) pandemic.
B) outbreak.
C) endemic.
D) zoonosis.
Answer: B
Biology & Microbiology
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Mutagenic chemicals that ____ and are incorporated into DNA or RNA during synthesis are called base analogs
a. resemble nucleotides b. resemble genes c. resemble amino acids d. cause deletion mutations e. cause frameshift mutations
Biology & Microbiology
What is the function of the veins, and how do these vessels compare with the arteries?
What will be an ideal response?
Biology & Microbiology
A rash that starts on the (face/hands/torso) and spreads to the rest of the body is characteristic of chickenpox.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
Which structure is involved in the genetic exchange (conjugation) between cells?
a. capsule b. fimbria c. pilus d. porin
Biology & Microbiology