Ventilation systems are needed in a <span>multicellular organism to actually obtain oxygen and give out carbon dioxide. Without this ventilation system, it would be very difficult for multicellular organisms to survive. It has been also observed that surface diffusion is not enough for a multicellular organism to breath.</span>
These three species are distantly related and share a common ancestor
Answer: because it doesnt wash everything off
Explanation: if you use a dishcloth all the other particles from other dishes will get on it idk
Your answer is going to be homozygous , the answer is C
Well a mutation is like a change in the DNA and so if there was a mutation in the antártica fish, something in their genes would change. If that mutation has a positive effect on it, then that mutation would be passed down to the generations of fish, helping that fish with its survival or something