Answer:
the teacher means that if she had done more research she wouldve had a better result
Explanation:
Explanation:
if u have biology A=T and G=C
id.k what ur question is supposed to mean..
An isotope of an element is another element that has the same number of protons but a different number of neutrons (for instance

and

)
Answer:
Explanation: A foam forms when bubbles of a gas are trapped in a liquid or solid. In this case oxygen is generated when hydrogen peroxide breaks down into oxygen and water on contact with catalase, an enzyme found in liver. Enzymes are special protein molecules that speed up chemical reactions.