Answer:
Humans impact the physical environment in many ways like overpopulation, pollution, burning fossil fuels, and deforestation.
Fractional Crystallization
Answer:
Advantages of liquid culture- Liquid culture is suitable to use in test tubes to grow bacteria, and may reveal information about the oxygen(O₂) requirements of growing bacteria within. Disadvantages of liquid culture- Bacteria that grow in liquid media may not have specific characteristics.