What different caused scientist to classify bacteria and archaea into different domains instead of different kingdoms

How many major plates cover the earth

Aflame cell is at the end of each tubule of the nephridium malpighian tubules kidneys none of the above

2. which of the following statements does not accurately describe stem cells? a. embryonic stem cells make up the inner cell mass of a blastocyst. b. with more research, stem cells may be used to repair or replace damaged cells. c. the use of stem cells is without any objections since it can be used in therapies to humans. d. adult stem cells are multipotent and can differentiate into many types of cells.