YA'LL ARE SMART ! PLEASE HELP !

Models are non-visual ways of coummincating how someone thinks about something in the natural world

Which level of consumer had access to the smallest apply of energy

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.