Albinism is a recessive trait controlled by a single gene. If the frequency of albinos in a population is
0.25, what is the expected frequency of heterozygotes for this trait? (Hint: use the Hardy-Weinberg
formula)
A. 0.25
B. 0.50
C. 0.75
D. 0.90
E. It is not possible to determine with the information provided.
B
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In the figure above, which number identifies the location where the Organ of Corti might be found?
a. 2 b. 4 c. 6 d. 8 e. 10
The United States contains at least one biodiversity hot spot.
Answer the following statement true (T) or false (F)
Ephedrine is a stimulant that is derived from a member of the phylum
A. Cycadophyta. B. Pterophyta. C. Hepaticophyta. D. Gnetophyta.
Which scientist showed that anthrax was caused by the bacterium Bacillus anthracis?
A. Antonie van Leeuwenhoek B. Joseph Lister C. Louis Pasteur D. Ignaz Semmelweis E. Robert Koch