Heavy metals, such as copper, are required for proper development. However, if too much copper is present it can lead to developmental defects
A scientist was interested in studying the developmental defects that could occur at various concentrations of copper. Genetically identical organisms were grown in 6 different concentrations of copper. This experiment evaluates a(n) _____________.
A. epistasis
B. dominant trait
C. recessive trait
D. norm of reaction
D
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Approximately how many single nucleotide polymorphisms have been identified in humans?
a. 10s b. 100s c. 1000s d. 100,000s e. 1,000,000s
Review the organisms that cause opportunistic mycoses and their predisposing factors by completing the sentence. Two other opportunistic fungal infections are seen at high rates in __________ patients.
> Pneumocystis jiroveci > AIDS > Aspergillus > Thrush > Candida albicans > Antibiotics > Cryptococcus