Q: Which best explains why a person infected with bacteria may have a fever?
A: The body is responding to fight off the bacteria.
Q: Down feathers are used by many sleeping bag manufacturers because down feathers are
A: good insulators.
Q: The smallest unit of a plant that can perform all of the processes of life is the
A: cell.
Q: Which of these causes the atmosphere to change?
A:
increased buildup of greenhouse gases