Question 2 of 10
2 points
scientists know that some methods used to increase the food supply are
dangerous to humans. which method is known to be harmful to human
health?
o
o
o
a. using genetically engineered crops
b. spreading pesticides with planes
c. increasing the number of vertical farms
o
d. increasing the number of rural farms

Which of the following is an advantage of using embryonic stem cells in medical research? a. the use of embryonic stem cells is much less expensive than the use of adult stem cells. o b. no living tissue is damaged when scientists use embryonic stem cells. o c. embryonic stem cells are able to differentiate into a wider range of cells than adult stem cells. d. there is no controversy surrounding the use of embryonic stem cells.