Because lung transplants can easily fail and most of the time lungs are so vulnerable to infection.
The main difference between Darwin and Lamarck was that "<span>D. The idea of mutations was understood by both, but Darwin was able to prove it" although this is a lot like answer C...</span>
Answer:
Energy is passed between organisms through the food chain. Food chains start with producers. They are eaten by primary consumers which are in turn eaten by secondary consumers.
Explanation:
Answer:
scientist can learn how the rat has evolved based on where they live. it also helps find what the common ancestor was and all the common traits they have, for example rats in Norway may be used to the cold. and the rats in africa need to adapt to the heat and the constant threat of them being eaten.
