Which change to one of the kits would make it useful for modeling proteins?

    C.Set 3, replace the box of phosphorous (P) atoms with a box of sulfur (S) atoms

Explanation: I just took it and got it right

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

the titanic would be the correct answer