1 Biologya branch of knowledge or study dealing with a body of facts or truths systematically arranged and showing the operation of general laws:the mathematical sciences. 2  Biologysystematic knowledge of the physical or material world gained through observation and experimentation.
Bracha Alpert has identified three different patterns of classroom discourse: (1) silent (the teacher talks almost all the time and asks only an occasional question),(2) controlled (as in the excerpt above), and (3) active (the teacher facilitates while the students talk primarily to each other).
Discourse Competence. Discourse Competence refers to the way ideas are linked across sentences (in written discourse) or utterances (in spoken discourse). We use two main aspects to undestand Discourse Competence:: 1  Cohesion, which refers to how we link ideas linguistically. 2  For example, we use pronouns to refer to what or who has been mentioned previously, e.g., he, it, one, none, that, this.