I don't know my mom use it but we also use leaves because she says that it help's our bushes grow?!
Yes, I believe they are. If you are talking about us humans finding fossils then no. There are many fossils, bones and other interesting things still to be found
Each tRNA carries 3 amino acids
<span>An mRNA template is used to create an amino acid chain.</span>
when their is a disaster of some sort reduces a population to a small handful.