True or False: A biological clock is a set of molecular mechanisms that cycles on its own and thus keeps a regular rhythm
A. true
B. false
A
Biology & Microbiology
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What causes a disclimax community?
a. primary succession b. secondary succession c. facilitation d. inhibition e. disturbance inhibiting successional change
Biology & Microbiology
Cell division is necessary for an organism to
A. obtain nutrients. B. grow and reproduce. C. make proteins. D. conserve matter and energy.
Biology & Microbiology
A couple already has 9 children, and they are all girls. If they decide to have a 10th child, it has a 50% chance that it will be male and a 50% chance that it will be female
Indicate whether the statement is true or false
Biology & Microbiology
Which of the following classes of microbes possess both, DNA and RNA in their structure?
A. Prions B. Viruses/viroids C. Eukaryotes D. Prokaryotes E. Both, eukaryotes and prokaryotes
Biology & Microbiology