Through what process do the cells of the blastocyst develop into all of the
cells of a growing fetus's organ systems?
A. Implantation
B. Fertilization
C. Differentiation
D. Meiosis

What kind of action is a cause of air pollution

In iceland, the mid atlantic ridge runs through the center of the contry. what can you conclude about the apperence of iceland many thousands of years from now?

State officials are considering constructing a road through a forested wilderness area. this action will likely affect the forest ecosystem in various ways. part a: predict how the construction of a road could negatively affect plants and animals in that ecosystem. (3 points) part b: describe one way that the construction of a road could have a positive impact of the forest ecosystem. (1 point)