Explain why someone has sickle cell disease. Use the words “transcription,” “translation,” “protein synthesis,” and “point mutation” in your answer.

the areas around the equator

all matter is made up of atoms

in any element all atoms are the same

elements in a compound are always in a constant ratio: apex

if you know your abc's you should be able to get your answer or just use google

the earth is thought to have been formed about 4.6 billion years ago by collisions from a cloud of hydrogen, helium, rock, ice and other materials. these were pulled together by gravity to form objects in and around earth like- asteroids and small early planets called planetesimals.

so, the best possible answer to this question will be option d- to harden materials to form different parts of earth’s layers