You have been assigned to address a problem of overpopulation of species X in a nearby county. One of the members of your team suggests introducing species Y, which is a natural predator of species X, but not normally found in the area. After some discussion, you go ahead and introduce species Y. What aspects of the hierarchical organization may be affected within a period of a several years?
A. organism, population, species
B. population, species, community, biosphere
C. population, species, community
D. population, community
C
Biology & Microbiology
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Viruses are simple, noncellular, and lack mRNA.
Answer the following statement true (T) or false (F)
Biology & Microbiology
Which of the following is not a characteristic of cancerous cells?
A) immortality B) contact inhibition C) unusual shapes and sizes D) All of the above are characteristics of cancerous cells.
Biology & Microbiology
The long, thread-like branching cells of molds are called ________.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
Which of the following are purines?
A) adenine and guanine B) adenine and thymine C) guanine and uracil D) guanine and cytosine
Biology & Microbiology