1. dependent: mice’s weight. independent: amount of amino acid
2. dependent: plant’s height. independent: color of lights
3. dependent: amount of ammonia released.
independent: type of fish food
4. dependent: plant height. independent: temperature of water
5. dependent: tadpole’s development
independent: protein supplement or not
It maybe seawater...if I’m correct but it depends on which element that you are talking about
The outside neurons are mainly composed of dissolved salts and or other chemical substances
Historians have labeled the years from 1870-1914 as the period of the Second Industrial Revolution. While the First Industrial Revolution caused the growth of industries, such as coal, iron, railroads and textiles, the Second Industrial Revolution witnessed the expansion of electricity, petroleum and steel.
