Answer:
A
Explanation:
Organisms on Earth use nitrogen to build proteins necessary for cell
development.
They use photosynthesis to turn sunlight, carbon dioxide, and water into carbohydrates.
Answer:
I’m concerned about how the dam will affect the water flow in the river, which can affect the behaviors of fish. I’m also concerned that some fish and aquatic animals might get sucked into the dam. Finally, I worry that the dam could malfunction and cause flooding, which could damage the ecosystem.
Explanation:
Answer:
The intervertebral discs of the spinal column and 'long bones' such as the femur and tibia.
Explanation:
Coal can disrupt life and air. Coal is a non reusable resource and it can make life harder. Coal can heat homes and power trains.
