These stages are known as the light reaction stage and the dark reaction stage. The light reaction stage takes place in the presence of light and occurs within the chloroplast grana. The primary pigment used to convert light energy into chemical energy is chlorophyll a.hloroplast: Photosynthesis. In photosynthesis, the sun's solar energy is converted to chemical energy. The chemical energy is stored in the form of glucose (sugar). Carbon dioxide, water, and sunlight are used to produce glucose, oxygen, and water.
For the journal, see Applied Linguistics (journal). Applied linguistics is an interdisciplinary field of linguistics that identifies, investigates, and offers solutions to language-related real-life problems. Some of the academic fields related to applied linguistics are education, psychology, communication research, anthropology, and sociology. Cognitive.
Anthropological linguistics is the study of the relations between language and culture and the relations between human biology, cognition and language. This strongly overlaps the field of linguistic anthropology, which is the branch of anthropology that studies humans through the languages that they use. Historical (or diachronic) linguistics: Describing changes in dialects and languages over time. 2  This study includes the study of linguistic divergence and language families, comparative linguistics, etymology, and philology. 3  Ethnolinguistics: Analyzing the relationship between culture, thought, and language.