Which term best describes the symbiotic relationship of well-fed P. bursaria with their zoochlorellae

1. efficient use of space

2. elimination of groundwater contamination

3. energy generation

4. lower carbon footprint

the answer is c. altitude. hope this ! #brainiac

some scientists like gregory adcock agree with thorne's theory of regional continuity.

others, like chris stringer and ian tattersall, believe thorne's results may be contaminated or misinterpreted.