*Question*: Traits are transferred from generation to generation through the OPTIONS:
- sperm only
- egg only
- sperm and the egg
- testes
*Answer*: sperm and the egg

*Question*: When sound waves with large amplitude are compared to sound waves with small amplitude, which of the following is true? OPTIONS:
- Sound waves with large amplitudes have less energy and sound quieter.
- Sound waves with large amplitudes have more energy and sound louder.
- Sound waves with large amplitudes have the same energy and sound quieter.
- Sound waves with large amplitudes have the same energy and sound louder.
*Answer*: Sound waves with large amplitudes have more energy and sound louder.

*Question*: The heart, veins, arteries, and capillaries make up which organ system? OPTIONS:
- reproductive
- muscular
- excretory
- circulatory
*Answer*:
circulatory