Sensing, secretion, protection, transcellular transport, and selective absorbtion
They type of RNA that does this is mRNA, messenger RNA, hence the name, it provides the message or particular genetic sequence that has been transcribed from DNA to the ribosome for which the synthesis of the polypeptide can occur.
How long ago did two species of birds share an ancestor
I'm pretty sure it's chemical because the calcium carbonate from the vinegar gets into the eggshell making a reaction change the entire display of the shell making it disappear.
