ATP is the chemical substance that is used to power the cellular activities
Answer:
D
Explanation:
It is often like this: cell->tissue->organ->system
Answer:
the answer would be B. Digestive system, Muscular system, endocrine system, nervous system
The earliest modern humans in Australia, dating to 50 - 40,000 yBP, were found at Lake Mungo. Early modern humans moved into North and South America because of population increase, competition for food and climate change. Modern humans likely migrated to the Americas via walking across the Being land bridge.
