Answe
Explanation:
Excersice increases the cardiac and skeletal muscels strenght for maximum oxygen consumption for energy output.
It lowers the blood pressure and in prove RBC count for oxygen transportation and distribution.
It cut down risk of osteoporosis, by stimulating bone growth.
Explanation:
Cellulose, hemicellulose and lignin form structures called microfibrils, which are organized into macrofibrils that mediate structural stability in the plant cell wall.
The most important biological role of hemicelluloses is their contribution to strengthening the cell wall by interaction with cellulose and, in some walls, with lignin.
It would b B.physically because solution is a mixture and mixture is formed by physical change not by chemical
Rapid environmental changes can cause:
1) Species can become vulnerable to extinction.
2) A decrease or increase of populations.
3) Diversity of species.
The answer is Sold radiation
