Alight-year is about 6 million miles 6 million kilometers 6 billion miles 6 trillion miles none of the above

Assume that a student is given two different models of bacteria, with one model consisting of big bacteria and the other consisting of small bacteria. how can the student demonstate the theory of endosymbiosis using the models

Based on anatomical similarities, to which modern animal is dr. digger’s creature most closely related?

What does natural resource management aim at ?