Answer:
300,000 years ago
Explanation:
Homo sapiens evolved from their early hominid predecessors between 200,000 and 300,000 years ago and developed a capacity for language about 50,000 years ago.
The pyloric valve control food movement from the stomach into the small intestine.
Answer:
2-3 hours
Explanation:
Insect activity will begin immediately if a body is left in the open. That is why insect activity can help investigations with determining certain things such as time of death, where the person died and the like. 3. A light meal will digest in about 1-2 hours.