I believe it would be to calculate the amount of C-14 atoms left. scientists began to find out how long an object has been decaying, this has to do with half lifes etc. and how long a specific mineral/elements half life is. they use this to calculate how old it is (not an exact age but it's very accurate.)
<span>Leather shoes are made from natural polymers; raincoats are made from synthetic polymers. </span>
Answer:
Genetic
Explanation:
Genetics has an influence of 60-85 % of chances of inherting bipolar disorder.
The responsible for this is GRK3. The recommended genetic test is called PSYNOME.
Its operational principle is to look for 2 mutations in the gene above.
Basically bipolar disorder is a state of mentally health conditions in which there is a shift in mood of an induvidual,his energy and behavior.it is always refer to as Manic depression because of the switch in the mood and sometimes aggressive behaviours.