Explain how the ecosystem that you selected follows the law of conservation of mass and the law of conservation of energy. it is said that only about 10% of stored energy is transferred between trophic levels of the ecosystem. be specific in using your ecosystem in your example.

i chose forest

Plz fast biotechnology is a growing field of applied biology. many crops such as corn have been engineered to be resistant to herbicides. therefore farmers can spray these chemicals to kill weeds growing near the crop without worries of killing the crop itself how does this type of biotechnology work? a. by changing the genetic make up of the crops. b. by causing the crops to kill the weeds. c. by changing the type of crops used. d. by changing the location of the crops.