Radiometric dating evidence of evolution

Plants take in carbon dioxide, incorporating in their tissues both carbon-14 (unstable) and normal carbon-12 (stable) in the same proportion as they occur in the atmosphere .Carbon-14 then moves up the various food chains to enter animal tissueagain, in about the same ratio carbon-14 has with carbon-12 in the atmosphere.

The most common radioactive element in granite is Uranium-238.Actually, that ratio may have been quite different.For example, a worldwide flood would uproot and bury preflood forests.Half of it will decay in about 5,730 years to form nitrogen.Half of the remainder will decay in another 5,730 years, and so on.

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