Complete the sentence below about vitamin A. is a form of vitamin A that plays an important role in vision. Vitamin A is important for many functions in the body. It plays a critical role in vision, helping you see images and differentiate colors, and also contributes to cell differentiation. Complete the sentence below about vitamin A. is a form of vitamin A that plays an important role in vision. Beta-carotene Retinoic acid Retinal Provitamin A

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.