Charlotte recently went to a doctor. The doctor told her she has anemia, meaning she has very low blood oxygen the doctor did further test that showed she also has swelling in her brain. Which disease does she most likely have?

Asquirrel population lives in an area. over many years, a river in that area grows wider and stronger, eventually forming a canyon. the squirrel populations on the two sides of the canyon can no longer mate with each other and ultimately form distinct species. this is an example of