Actually yes. You can find organisms, like bacteria, living in deep oceans, which do not have access to sunlight. There are cases in which they use thermal resources in order to produce energy. They are called <span>chemoautotrophs. You can find them around deep ocean "smokers".</span><span />
Radiometric dating depends on radiation from carbon atoms which means only carbon based things can be dated. And life is based on carbon so basically only living things can be dated.
Answer:
Fossils are important evidence for evolution because they show that life on earth was once different from life found on earth today paleontologists can determine the age of fossils using methods like radiometric dating and categorize them to determine the evolutionary relationships between organisms.
Explanation:
The answer to this is Gonads.