Q: Q: Which of these is last if ordered in increasing size: galaxy, solar system, star cluster? Choices: - none of these - solar system - star cluster - galaxy A:
A: galaxy

Q: Q: The major component of what cellular structures is the phospholipid bilayer? Choices: - cytoplasm - nuclei - ribosomes - cell membranes A:
A: cell membranes

Q: Q: What process is the opposite of fusion and releases energy only when heavy nuclei are split? Choices: - activation - osmosis - diffusion - fission A:
A: fission

Q: Q: The ostrich, kiwi, rhea, cassowary, and moa are examples of what kind of birds? Choices: - predators - raptors - prehistoric - flightless A:
A: flightless