Pure substance can be classified as or compounds?
Answer: elements
correct awnser is D i got it right on the same question
They change into pupae for most of winter
Answer:
Enzyme A acts as a catalyst by lowering the activation energy the reaction needs in order to take place this would in turn lower the reaction time of the reaction lading to a faster reaction. when conditions around the enzyme change this may lead to the breaking of hydrogen bonds causing the active site to change in shape, this change would would lead to the substrate no longer being able to fit which would lower the rate of reaction.
Explanation:
The sun! It's solar radiation heats our planet, gives us light, and sustains life.
