Answer:
Polar molecules must contain polar bonds due to a difference in electronegativity between the bonded atoms.
Explanation:
Answer:
produce energy without using fossil fuels.
Explanation:
People can use renewable energy sources, such as solar and wind power. Renewable energy sources help reduce acid rain because they produce much less pollution.
As a result of advancing biotechnology, disease may become a thing of the past.
1.A control group is important to an experiment because it allows you to eliminate and isolate those variables.
2. Controlling variables is important because slight variations to the experiment set up could affect the outcome significantly
Hope this helps :)
Energy flow<span> in a </span>food chain<span> </span>starts with<span> the producer organisms through</span>
