Answer:Their impact(s) may be beneficial or detrimental depending on how these ... [Some of these technologies are related to the manipulation of biological ... Techniques have been developed to expand both the diversity of nucleotide or ... By the early 1970s, scientists had demonstrated that they could engineer synthetic genes.
Explanation:
C is your answer :)
And also C and D are true but its C.
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Food web only contains interactions between trophic levels while an interaction web shows both trophic and non-trophic interactions.