The first step is The replication fork forms (d)
Answer: predator species would be more sensitive by accumulating toxic material already accumulated in individual prey. It would also depend on different levels of pollution in different niches, so that one species would be more exposed.
Explanation:
Self explanatory
If the hypothesis is not supported by the results of the experiment then the hypothesis needs to be abandoned or modified.
If the results does not prove the hypothesis then we can alter the process and then carry the experiment or analyze where did he or she go wrong, write in detail about the data and the results and also change the hypothesis after confirming by performing an altered experiment.
Answer:<em> The Miller-Urey experiment provided the first evidence that organic molecules needed for life could be formed from inorganic components. Some scientists support the RNA world hypothesis, which suggests that the first life was self-replicating RNA.</em>
Explanation:
Simple organic compounds might have come to early Earth on meteorites.
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