The first life form found on earth were mostly bacteria. "For the next 1.3 billion years (3.8 to 2.5 billion years ago), the Archean Period, first life began to appear and the world's landmasses began to form. Earth's initial life forms were bacteria, which could survive in the highly toxic atmosphere that existed during this time."
A heart attack is most likely to occur
Answer: True
Explanation: It's what affects high/low tides, and makes sure that the ocean's water never becomes stale/stagnant.
Answer:
Yellow fever virus is transmitted to people primarily through the bite of infected Aedes or Haemagogus species mosquitoes.
Explanation:
