Which hominid group do anthropologists think was the first to use fire?
a. homo erectus
b. homo sapiens
c. australopithecines
d. homo habilis

Which is a genetic engineering advancement directly related to a career in biotechnology? 1) improving solar energy collection 2) transporting textiles at higher rates 3)creating crop foods that resist insect pests 4)repairing historical sites with quality materials

Which process of living things produces water that enters the water cycle

Injuries in the environment are a result of