Question 1
Bioengineered hamster ovaries produce blood-clotting factor VIII for human use. This method is better than obtaining the factor from human blood because
◦ it is cheaper.
◦ it is more natural.
◦ there is no risk of transmitting blood-borne diseases.
◦ larger quantities are produced.
◦ it is faster.
Question 2
Crop plants with added insect resistance might lead to
◦ toxicity in humans.
◦ development of more resistant insects.
◦ toxicity in land animals.
◦ toxicity in birds.
◦ toxicity in fish.