(please try and answer last time I asked a question they just put random stuff for the points I'm failing this class and I just need a lil help thank you) If an organism typically has 100 chromosomes, what would the 2n AND n numbers be?

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.