Q: Fact 1: Plasma is formed by electrons separating from atoms in stars. Fact 2: Plasma exists inside stars and in interstellar gases. Given the two facts above, what is formed by electrons separating from interstellar gases? | OPTIONS:
- an object
- Energy.
- proteins
- led lights
- air
- light
- plasma
- dust
A: plasma

Q: Fact 1: Smoking tobacco decreases stamina. Fact 2: Tobacco includes cigarettes, cigars, chewing tobacco, and more. Given the two facts above, what decreases stamina? | OPTIONS:
- Plant growth is reduced
- harmful substances
- dehydration
- influenza
- liver cancer
- Abnormal cell growth
- smoking cigarettes
- some viruses
A: smoking cigarettes

Q: Fact 1: Sweat is used for adjusting to hot temperatures by some animals. Fact 2: High humidity interferes with evaporation of the sweat. Given the two facts above, what interferes with an animal's ability to adjust to hot temperatures? | OPTIONS:
- snow
- prolactin release
- lice
- nervous system
- Endocrine system
- high humidity
- Pituitary gland
- low moisture
A: high humidity

Q: Fact 1: Genes that are located on the same chromosome are called linked genes. Fact 2: Gene A gene is the basic unit of heriditary information. Given the two facts above, what are the units of basic information on chromosomes? | OPTIONS:
- colors
- heriditary
- sensory neurons
- Most plants
- Joules
- pollen
- A Greek letter
- photons
A: heriditary