Why are the Miller-Urey experiments essential to the theory of evolution? They showed that life can only come from life. They showed that electricity can create life. They showed how organic molecules could be made from Earth's early atmosphere. They showed the role that natural selection played in the evolution of modern day organisms.

Which of these resources is used worldwide to make construction products, pottery, and porcelain

Amylase is an enzyme found in the human digestive system. why do you think it was important to keep the enzyme temperature above 37 degrees celsius (98.6 degrees f)? describe what might happen if the temperature decreased by 10 degrees celsius.

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.