What is Cuba's most valuable natural resource?

50pts why can't scientists clone embryos for an unlimited supply of stem cells? culture of life: select the best answer from the choices provided. a. they do not yet have the technology to clone embryos. b. most scientists would never endeavor such a controversial task. c. there are already enough stem cell lines. d. cloning is prohibited by the human cloning prohibition act of 2003.

Carefully study the chart above. which of the following statements best describes literacy rates in north africa? a. literacy rates are decreasing in the region. b. literacy rates are increasing in the region, and the gap between men and women is decreasing. c. literacy rates are increasing in the region, but the gap between men and women is staying the same. d. literacy rates are staying about the same in the region.

How were the economies of the northern and southern states different? how ere they the same? what factors led them to develop differently?