Given what we know, we can confirm that Nathan can expect the means of reproduction to be the same in both species, meaning that the correct answer would be option B.
When dealing with unicellular organisms, many aspects will always remain the same between the distinct species. One such aspect is the reproduction method used universally by all unicellular species, that being reproduction through binary fission. The organism replicates its DNA and then divides into two identical cells.
Therefore, we can confirm that Nathan can expect the means of reproduction to be the same in both species, meaning that the correct answer would be option B.
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