Answer:
78.09% nitrogen
20.95%oxygen
0.03%carbon dioxide
0.93%other gases
this is the composition of air
it is essential for respiration
Explanation:
if it helps then mark as brainliest✌️✌️
Answer:
6
Explanation:
carbohydrate, proteins, fats, vitamins, minerals, fibre
Answer:
d. increases their energy density and decreases nutrient density.
Correct; adding sugar to food increases energy density and decreases nutrient density.
Answer:
weak immune system
Explanation:
not getting enough sleep can slowly hurt the way your immune system fights off and protects germs
