Answer:
Adenosine triphosphate (ATP) is a chemical compound cells use to store and release energy. An ATP molecule consists of adenine, the sugar ribose, and three phosphate groups.
Answer: A semi-permeable membrane is that which only allows certain
substances to pass through.
I think the answer you are looking for is peer review.
<span>Two locations can differ in their food, religion, customers, based on their heritage. Much of the time, the history of a nation often determines where it stands today. Examples include Great Britain. A nation that always had a singular ruler and even in today's age, there is a King and Queen, something that is not often seen among other nations.</span>
Answer: A physical change
Explanation: since the melted they are still Crayons. You can freeze it and it would still be a crayon. So it was only a physical change
