Multiple Choice
A type of ecological relationship called __________ involves one organism living at the expense of another organism.
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26. Prokaryotes
Prokaryotic Metabolism
Back26. Prokaryotes
Prokaryotic Metabolism
- Multiple Choice
Humans are:
- Multiple Choice
Organisms that use CO2 as their source of carbon are called
- Multiple Choice
The prefix photo- indicates that an organism will make use of _______ for energy purposes.
- Multiple ChoiceTicks that live on deer and field mice are responsible for spreading the bacterium __________, which causes __________.
- Multiple Choice
Organisms that require oxygen for metabolism are referred to as…
1views - Multiple ChoiceIn an experiment, a microbiologist put equal numbers of each of the following organisms into a flask of sterile broth, consisting mostly of sugar and a few amino acids. She then placed the flask in the dark. Which of the organisms would be most likely to survive?2views
- Multiple ChoiceThe Desulfovibrio bacterium breaks down organic matter (which it must have) and uses sulfate (not oxygen) as an electron acceptor. As a result, it produces hydrogen sulfide (H2S), accounting for the "rotten egg" smell of swamp muck. Oxygen is a deadly poison to Desulfovibrio. We would call Desulfovibrio a(n) __________.2views
- Multiple Choice
Organisms that are indifferent to the presence of oxygen are…
1views - Multiple ChoiceWhich of the following statements about cyanobacteria is/are true?1views