> It is generally accepted that long-term memory (LTM) is encoded as alterations in synaptic strength. > RNA from a trained animal might be capable of producin

> It is generally accepted that long-term memory (LTM) is encoded as alterations in synaptic strength. > RNA from a trained animal might be capable of producing learning-like behavioral change in an untrained animal. Why did the author jump to the conclusion that RNA == LTM, when that RNA is most likely just the driver for modulating synaptic strength? Whatever RNA they extracted could easily just encode for various synaptic proteins.