Tutoring biology, genetic terms come up. The tutor mentions homologous recombination. Homologous recombination happens when a segment of foreign DNA is brought in to replace the corresponding local DNA. Perhaps the easiest case to think of is when two DNA …

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Tutoring biology, one encounters surprising concepts. The tutor mentions transformation. Horizontal gene transfer refers to the concept that one single-celled organism can receive DNA from another unrelated one. I’ve seldom heard it mentioned but it’s a thing. One way it’s …

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