top 10 online dating questions - Radioactive isotope dating fossils
That’s because zircon is super tough – it resists weathering. Each radioactive isotope works best for particular applications.
Researchers in the biological sciences, too, have made use of radioactive tracers to study complex processes.
For example, thousands of plant metabolic studies have been conducted on amino acids and compounds of sulfur, phosphorus, and nitrogen.
Pretty obvious that the dike came after the rocks it cuts through, right?
With absolute age dating, you get a real age in actual years.
They can be administered selectively to malignant tumours and so minimize damage to adjacent healthy tissue.