Xenotransplantation is using nonhuman animal organs in transplantation. Many people are against this practice. What would be the best argument for why xenotransplantation should be accepted? A. There are more people on transplantation lists than donor organs so xenotransplantation can save people’s lives

B. People on transplantation lists are not treated equally in that some are moved to the top of the list

C. There are no antigens on the surface of nonhuman animals so there would be no rejection

D. More organs can be extracted from nonhuman to accommodate more recipients

As a small change in a person's dna can cause a genetic disorder

In the water cycle , when does water undergo a chemical change

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 8 options: the cold balloon expands and rises. the warm balloon shrinks and sinks. the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the warm balloon expands and rises. the cold balloon shrinks and sinks.