<span>tRNA docks on the A site before being transferred to the polypeptide in elongation.
One mnemonic to remember this is E (exit) site, P (polypeptide) site, and A (acceptor) site to remember the sites in a ribosome.</span>
I think the answer is 1. after
DNA is considered the building blocks of life.
Its True beacause using a regular irragation system wastes much more water than a drip irrigation system