Select all statements that apply to Enzymes: 1. Composed of polypeptides
Increase activation energy to speed up chemical reactions.

2. Lower the energy of products.

3. Increase the amount of substrate present in a reaction.

4. Are versatile and can catalyze most reactions if the reactants are at a high concentration.

5. Bind to substrates at active sites.

surface mining destroys mountain tops, landscapes, forests and wildlife habitats. on top of that, it leads to soil erosion and destruction of agricultural land. the landscape changes can also disrupt river channels and streams, which leads to flooding. which, can destroy plant life and other animals as well.

explanation:

explanation:

the sun shines white and black light to our planet. the white light has all the colors in it. in our upper atmosphere, we have dust particles and oxygen molecules. the white light meaning all of the colors in a rainbow shines through the upper levels of the atmopshere and the blue light scatters across the entire planet. that is why our sky is blue.

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