Metamorphosis must take place before amphibians are able to B) live on land. They need to be changed from water creatures to land ones so as to be able to survive on land.
<span>Which group of organisms produces energy from sunlight and is also known as blue-green algae?</span> cyanobacteria
Answer: conservative model
Explanation: DNA isolated after one generation produced a single band which was a higher and intermediate in density between the heavy and light Nitrogen isotopic DNA used, showing that the first generation was a hybrid DNA. This observation fit with the dispersive and semi-conservative models only. And so at this generation, the conservative model was discarded.
Yes unless there procaryotes
