Most likely true because for all living things, their DNA is constantly mutating to keep itself alive in a certain environment,
Answer:
did you get the answer yet
Answer:
Nuclear fusion.
Explanation:
A protostar forms as mass increases. Nuclear fusion begins under high pressure.
A tissue.
Then a group of tissues that work together is an organ.
The a group of organs is an organ system.
A group of organ systems is and organism.