Which of the following would be considered an environmental mutagen?
A) free radicals
B) spontaneous events
C) ultraviolet light
D) the collision of water molecules with DNA
E) DNA replication errors
Answer: C
Biology & Microbiology
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Which of the following are not present in the cells of fungi?
a. cell walls b. chloroplasts c. endoplasmic reticulum d. mitochondria
Biology & Microbiology
Explain what a transgenic organism is, and give two examples.
What will be an ideal response?
Biology & Microbiology
The zoonosis known as RMSF is the result of infection with Rickettsia (prowazekii/rickettsii/typhi).
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
A person is exposed to fungus and develops an infection. No one taking care of him/her becomes ill, suggesting the infection is a ________ disease.
A. contagious B. subacute C. chronic D. non-communicable E. latent
Biology & Microbiology