Nicole must develop a research paper on one of the ways genetic engineering has positive impacts. Which of the following would be an appropriate topic for Nicoles research paper? A. The reaction of cancer cells to chemotherapy B. Genetic variation in bird populations in the wild C. Similarities in how identical twins look and act D. Modification of plants to make them resistant to insects

D.Modification of plants to make them resistant to insects

Explanation:

The genetic modification of plants has shown to be very useful to alleviate to alleviate the hunger in the world by increasing crop yields. For example, genetically modified crops resistant to insecticides increased agricultural production worldwide

i think a) betsy can donate only blood to mark is correct because, mark and betsy have the same blood type. whereas nobody else has b+ blood so betsy can't donate to them.

carbon atoms, hydrogen, oxygen, and nitrogen.