Sally and tim were planning on starting a family. sally's extended family have several sets of dizygotic twins. when speaking with their doctor, sally asked what could cause her to have dizygotic twins. the doctor informed her that the likelihood of having dizygotic twins will be determined by

Why would nations in latin america be part of a mostly arab cartel group known as opec? a) latin america refused to do business with countries that were not part of opec. eliminate b) natural resources such as oil are a major economic development for some latin american countries. c) latin america has a long history of distrust of the united states and fears a take-over of oil fields. d) latin american nations such as venezuela needed in getting natural resources to other parts of the world. 15