Answer:
It's probably 50%
Explanation:
Since Bb is repeated twice, it is 50%.
Hope this helps!
It would be d because a cell is least complex and organ system is most complex
Try to keep your skin mosturized as much as you can, but in general you can't really prevent it because its just dead skin. it happens to everyone.
B. 6CO2 + 6H2O ------> C6H12O6 + 6O2
I hope I helped!