Which of the following is an isotope pair used to determine the age of fossils

The idea that all living things are made up of cells is considered scientific law. this means the idea is an emerging scientific idea that has a logical explanation. has been tested with similar results at least twice. is supported by scientific consensus and a large amount of evidence. has been rejected only once by the scientific community

Identify the examples in which sam interacts only with natural resources

9. the history of life on earth is recorded in