Teens, athletes and pregnant women need the most calories per day.
Teens need more because they're still growing.
Athletes need extra calories to burn during their exercise.
Pregnant women because they need to feed the baby and themselves.
(Don't know how to explain)
Hope this helps, mark brainliest please!
The Sequence of the correct levels of organization for the multicellular organisms:
1.) Cells
2.) Tissues
3.) Organs
4.) Organ Systems
5.) Organisms
