Fungi differ from animals in that fungi
A. have nuclear mitosis.
B. have cell walls made up of chitin.
C. have nonmotile sperm.
D. All of the choices are correct.
Answer: D
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A. Phenol B. Ethylene oxide C. Mercaptoethanol D. 70% ethanol
When genes are located close to each other on the same chromosome, the genes will likely ________.
a. become antagonistic b. be inherited as a pair c. increase genetic variation d. act independently
Which of the following occurs in the last stage of viral replication?
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Maggie was told she has a positive titer to measles. Which of the following could explain this?
A.) She was vaccinated against measles. B.) She had measles sometime in her life. C.) She has measles now. D.) The test was a false positive. E.) All of these choices are correct.