Question: Q: The primary hormones derived from lipids are what? Choices: - amino acids - melatonins - antibiotics - steroids A:
Answer: steroids

Question: Q: Synthetic and natural rubber, styrofoam and plastic are examples of organic what? Choices: - solutions - microbes - metals - polymers A:
Answer: polymers

Question: Q: The crocodilia order, which includes crocodiles, alligators, caimans, and gharils, is part of what class of animals? Choices: - aquatic - mammals - parasites - reptiles A:
Answer:
reptiles