Answer:
Explanation:
Mechanical digestion physically breaks down food, like when teeth macerate food into a bolus. The stomach contracts and relaxes in a churning motion. ... Chemical digestion occurs when the bonds within larger food molecules are broken, creating smaller molecules that the body can use.
The general formula for calculating the net value is this
net = gross - deductions
The deduction is the respiratory rate
The net primary productivity is given
Solving for the gross primary productivity
gross = 2000 + 1000
gross = 3000 <span>mg c/m2/day</span>
C. Less than 5% because technology had been formed and better perfomances to treated the infectious diaeas
Answer:
D
Explanation:
As population grows all the above factors increase expect the biodiversity of animal and plant species.
