Answer:plants
Explanation:
Every food chain begins with plants
Answer:
D. all of the above
Explanation:
Nuclear power doesn't create waste products like burning fossil fuels would (which would end up in air pollution). it cost much less to capture the sun's energy, and it is most definitely more efficient.
Phylogenetic
Scientist use a phylogenetic tree to track the evolutionary history of a species.
It would be "active", the type being active transportation.