Answer: B and D
Explanation: just took the assignment
Answer:
Bacteria and protists are unicellular organisms. The difference lies in the type of cells they have. Bacteria are placed in the kingdom Monera and have a prokaryotic cell, whereas protists are placed in the kingdom Protista and have a eukaryotic cell.
The medulla controls breathing and heart rate. hope this helps!
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D is the answer. A gene is a part of a chromosome.