A scientist wrote a paper titled “directional selection in action”after observing a population of mice of 15 years. The mice typically preferred to eat berries, although a few would eat insects . After a drought in year 3, the scientists observed That more mice were eating insects. By year 10 most of the mice in the population are insects in addition to berries. Which best describes her article?

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.