I think that the traced the organisms back to their ancestors<span />
The first one and the fourth one
The tongue has been considered as the strongest muscle yet it is a group of muscles. This is because it does not stop working. It is use if someone is eating, drinking, pushing the food as well as the liquid down to the throat and works to keep saliva out of one's mouth.
Answer:
If the birth rate is greater than death rate.
Answer:
The answer would be C. mouse.
Explanation:
This is because it has more than one cell. A. Bacterium is unicellular, along with an amoeba and paramecium because they are basic units of life, with only a single cell.