Problem Formulation Problem Limitation

second language skills but also maintaining the learners’ knowledge of a particular subject at once. Thus, knowledge of language and knowledge of subject matter which is Biology in the research are developed simultaneously. 4. Biology Teachers From an online Biology Dictionary 2007, Biology is defined as the scientific study of the life; science that studies living world, living organisms and the phenomena, and characteristics of life processes. Teachers are persons who teach; especially those who teach in schools. It means that Biology teachers are a group of persons or people who teach the scientific study dealing with living things. 5. SMAN 3 Yogyakarta SMAN 3 Yogyakarta is one of senior high schools in Yogyakarta. Like other senior high schools, this school also has aim which is to prepare the students to continue their education to the higher level. The school is located at Jl. Yos Sudarso no.7. To improve education quality, the school has implemented Kelas Rintisan SMA Bertaraf Internasional started at the school year of 2006-2007.

CHAPTER II THEORETICAL REVIEW

There are two major sections that are going to be discussed in this chapter. They are the theoretical descriptions which contain reviews on related theories to answer the research problems and the theoretical framework which underlies the research.

A. Theoretical Descriptions

In this section, the writer elaborates five groups of theory and a description which will be used to develop a set of English reading materials for Biology teachers. Those are theory of instructional design, theory of materials development, theory of English for Specific Purposes ESP, theory of Content- Based Instruction CBI, theory of reading, and a description of Biology subject at SMAN 3 Yogyakarta.

1. Yalden’s Instructional Design

In accomplishing the research, the writer applied Yalden’s instructional design. As language is a means of communication, Yalden’s model is chosen for it takes communicative needs of the learners into account and it is sufficiently flexible providing that there is a recycling stage in the cycle. This model presents structured stages consisting of specified tasks needed to do by the writer in designing the materials. The stages refer to the stages of how to develop a 10 PLAGIAT MERUPAKAN TINDAKAN TIDAK TERPUJI