D. The Civil War was a fight between Northern and Southern states due to each side clashing together on certain issues and one issue being slavery in the American society
<span>Since the incident was handled according to protocol, The IRB should let the PI know it is okay to continue the study. The IRB will keep a close eye on the study to make sure another similar situation does not happen again.</span>
Answer:
7....Mainland brown bear
.....ABC Brown bear
,,,,,Polar Bear
Explanation:
The mainland brow bear and the ABC brown bear, both share common ancestor 7. but, the polar bear also descended from ancestral specie 7. because not all descendant of ancestral specie 7 are included, that group is considered paraphyletic.