True or False: Since 1817, cholera has swept the world in 14 major pandemics
a. TRUE
b. FALSE
Answer: B
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Which one of the following is true? A codon _____
A) consists of four nucleotides B) can code for up to four different amino acids C) extends from one end of a tRNA molecule D) is the basic unit of the genetic code
Mitotic cell division in unicellular eukaryotes can result in a cell that is:
A. 1n. B. 2n. C. Either 1n or 2n, depending on whether the organism predominantly exists as a haploid cell or a diploid cell.
Specialized transduction
A. involves the random transmission of any gene. B. involves the transfer of a few specific genes. C. utilizes a defective virus. D. only involves genes near the viral DNA integration site. E. involves the transfer of a few specific genes, utilizes a defective virus AND only involves genes near the viral DNA integration site.
Which of the following is not a standard therapy for cancer treatment?
A. surgery B. radiation therapy C. chemotherapy D. immunotherapy E. all of these are standard therapies for the treatment of cancer