Answer:
Commensalism
It is a +/0 population interaction.
Answer;
2) the rate at which changes occur in a type of molecule
Explanation;
The molecular clock is figurative term for a technique that uses the mutation rate of biomolecules to deduce the time in prehistory when two or more life forms diverged.
Scientists can use relaxed-clock methods to deal with variation in the rate of the molecular clock. By measuring the patterns of evolutionary rate variation among organisms, they can also gain valuable insight into the biological processes that determine how quickly the molecular clock ticks.
The best and most correct answer among the choices provided by your question is the second choice.
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Introns are functional proteins that would contain the information contained within which of the following regions of DNA.</span>
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Freshwater is underwater most of the time.