Which of the following is the organ system that allows people to think, sense the environment, and respond to stimuli? A. The integumentary system
B. The digestive system
C. The nervous system
D. The endocrine system

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.

Construct at least two possible hypotheses for the student’s experiment.

Which of the following explains why a tree is often used as a model to represent the principle of common descent