Which of the following is an example of a B vitamin?
A. caffeine
B. calcitrol
C. malic acid
D. taurine
E. niacin
Answer: E
Biology & Microbiology
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If a population was in Hardy-Weinberg equilibrium, then ____ would occur in that population.
A. directional selection B. an increase of recessive alleles C. no evolutionary changes D. assortive mating E. natural selection
Biology & Microbiology
Among the dihybrid crosses below, which will produce offspring with a 1:1:1:1 genotypic ratio?
A) AA BB × aa bb B) Aa Bb × Aa Bb C) Aa Bb × aa bb D) Aa BB × aa BB E) AA bb × aa BB
Biology & Microbiology
Amphibians are most dependent on an aquatic environment for ____
a. respiration b. feeding c. reproduction d. urination e. defecation
Biology & Microbiology
Norovirus is the leading cause of viral gastroenteritis in the United States
Indicate whether the statement is true or false
Biology & Microbiology