Which statement describes one way europe benefitted from the columbian exchange? a people in europe had a larger variety crops. b europeans had fewer diseases because of the exchange. c the horse was introduced in europe for better transportation. d citizens had more power because there were fewer kings and rulers.

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.

Which of the following statements about new spain is true

The following force measurements were taken during actual testing of the lever pictured. what is the ama of this lever?