Answer:
I think the passage is trying to tell the reader that they shouldn't lose faith in people/animals just because they are elderly/weak when they are loyal to you because it will hurt their self-esteem.
Answer:
fish - seahorse, clown fish
amphibians - frog, lizard
reptiles - alligator, cobra
birds - duck, falcon
mammals - human, cow
Explanation:
easiest way to remember is
franklin(fish) ate(amphibians) really(reptiles) big(birds) meals(mammals)
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and for the animals that fall under those categories
Sam(seahorse) found(frog) a(alligator) dirty(duck) house(human)
Weaker gel concentration could make the lines on the graphs closer together