Answer:
Around 4.1 billion years ago, the first single celled life form appeared on Earth
Answer:
Lysosome - Janitor, cleans up food particles, waste, and dead cell parts.
Nucleus - Principal, contains DNA and is the control center for the cell.
Cell Membrane - Basically the walls of the school building
Ribosomes - Cafeteria Workers, creates "food" by combining amino acids.
Hope this helps!
Because high iron baby formula will raise her iron levels and help anemia.
Answer:because it comes from the earth. without any changes. all natural
Explanation: