Q: Q: What are mudskipper fish able to do in short distances? Choices: - tumble - run - spit - walk A:
A: walk

Q: Q: What are made of long chains consisting almost solely of carbon and hydrogen? Choices: - nucleic acids - enzymes - proteins - lipids A:
A: lipids

Q: Q: What makes up the mass number of an atom? Choices: - electrons and neutrons - atoms and neutrons - molecules and electrons - protons and neutrons A:
A: protons and neutrons

Q: Q: What is the amorphous form of carbon prepared by the incomplete combustion of natural gas? Choices: - liquid black - dioxide black - dark black - carbon black A:
A: carbon black