Question

The survival of coral colonies, which are composed of innumerable tiny polyps living in a symbiotic relationship with brilliantly colored algae, are being threatened, experts say, not only by pollutants like agricultural runoff, oil sticks, and trash, but also by dropped anchors, probing drivers, and global warming.

Answer 1

The survival of coral colonies, which are composed of innumerable tiny polyps living in a symbiotic relationship with brilliantly colored algae, are being threatened, experts say, by not only pollutants such as like agricultural runoff, oil sticks, and trash, but also by dropped anchors, probing drivers, and global warming.