The oceans cover less than half of the earth's surface
Indicate whether the statement is true or false
F
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A population of viruses with similar characteristics is called a _____
A) strain B) species C) type D) genome E) sense
Several cases of an emerging infectious disease are reported in workers at a research station that borders a tropical rainforest region. The pathogen is identified as a species of bacteria carried by nematodes that infect mosquitos, and disease transmission occurs in a human host following a mosquito bite. Which organisms should be targeted in the treatment of infected patients?
A. Nematode and bacteria B. Mosquito, nematode, and bacteria C. Mosquito and nematode D. Mosquito and bacteria
Kudzu is a vine that is native to Japan, but in the United States it is an exotic invader. In many parts of the United States, kudzu is rapidly expanding and outcompeting native species
Explain why kudzu is such an aggressive invader in the United States, but not in its native Japan.
Interferons alpha and beta are effective against viruses
Indicate whether the statement is true or false