Answer: It demonstrated what Early Earth was like long ago, when organisms were basic. They tested what organisms were alive and what they were like.
Cellular respiration is needed for atp to be made. it needs sunlight, glucose and oxygen. i’m pretty sure the main answer would just be glucose and oxygen though.
Answer:
throughout the year, the earth tilts. This causes the north pole to be the closest to the sun half the year and the south pole to be the closest to the sun the other half.
Explanation:
