In radiation therapy, cancer cells are killed by ____
a. carbon
b. radium
c. iodine
d. thallium
e. nitrogen
B
Biology & Microbiology
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Ultraviolet light damages DNA by causing
A) purine rings. B) strand breaks. C) thymine dimers. D) radioactivity.
Biology & Microbiology
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What will be an ideal response?
Biology & Microbiology
The ion that increases its intracellular concentration in order to trigger the release of neurotransmitters is
A. HCO3- B. Ca2+ C. Cl- D. Mg2+ E. K+
Biology & Microbiology
Which disorder is characterized by the individual having a normal number of sex chromosomes?
A) Turner syndrome B) Klinefelter syndrome C) Trisomy X D) XYY syndrome E) Down syndrome
Biology & Microbiology