A. the runner's muscles have accumulated lactic acid.. I think. 99% sure
Answer:
Now i know that natural resources are important because they are used to make our food and fuel. all of the food we eat comes from plants and animals and if we didnt have plants or animals we wouldnt exist right now. natural resources are important also because they make our fuel and they provide heat, light, and power. they are the main thing we need to survive. we have to protect and conserve natural resources!
Explanation:
A: has a specific active site
Father of modern genetics
