Second, some schools also require standardized test scores, like SAT or ACT scores, which demonstrate how much you've mastered general knowledge concepts.
Maybe it was because we were now dealing with explicitly sentient creatures instead of the more general idea of an ecosystem, but somehow the real-world parallels seemed much more poignant and relevant.
A good way to remember this is that we put a general idea before the colon and then give a specific example or a more detailed explanation after the colon.
In fact, after World War II, the company that makes Spam, Hormel Foods, wanted to keep the associations Spam had with the war and with the general concept of patriotism.