5.Organisms living together in an ecosystem depend upon one another in order to survive. They interact in a number of ways to enable them to acquire food, shelter, protection, support and transportation . Many relationships are symbiotic, i. e. they live together for the benefit of one or both. What do you call a symbiotic relationship A. Mutualism
B. Commensalism
C. Cooperation
D. Parasitism​

b.have there own function.

which fault and or fold did you find most difficult to diagram

the last one: artificial selection/genetic engineering

plant breeding is modifying the genetic composition of the plant - but this isn't cloning (which is specifically introducing a gene into a genome). but you are artificially selecting for the phenotype that you want.

the second one is literally genetic engineering - the gene would have been cloned first and then inserted or genetically engineered into the new plant cell (the cotton).

"it built up in the atmosphere"

i think thats it, idk, i tried looking for this exact q& a for grad. and idk if i got this question right or sorry if im wrong