A half life is the amount of time it takes for half of an isotope to decay in a given sample. The half life of carbon 14 (which is an isotope) is 5730 years. Carbon-14 is present in many fossils, hence scientists use this to figure out the age of fossils, this specific usage is called carbon dating.
Body flexibility is the correct answer:)
Answer: Body weight?
Explanation:
I might be wrong but that answer makes the most sense to me
sorry if I’m wrong though
Organs I guess.
(Sorry if Im not helping)