Under what circumstance might two loci be on the same chromosome but behave as if independently assorting in crosses?

then that particular organisms become extinct.

youre right there are

kelp are large brown algae that live in cool, relatively shallow waters close to the shore. they grow in dense groupings much like a forest on land. these underwater towers of kelp provide food and shelter for thousands of fish, invertebrates, and marine mammal species.

e) all of the above