Earlier quoted context omitted.
It's not the same thing. A language is a closed system, it just requires that the participants agree on the rules in order to be successful. Biology is not a language, it's a field of study of phenomena that exist independently of minds. If you read a biology textbook (or an LLM's output about biology) and then relate to someone else what you've read, you and the other person can discuss the topic, and be no closer t…
Biology is in some sense a language, how do we even agree on what the boundaries of biology vs other domains of science are without participants agreeing on the rules? In any case I think you have an overly narrow definition of learning that we're unlikely to come to terms over.
The equivalent for biology would be to grow a plant or a few plants and animals successfully. That's operational at a certain level, you could also be operational at a lower or higher level.