Please forward this error screen to 216. Torrentz will always love you. Biology the unity and diversity of life 14th edition pdf present research is based on qualitative research techniques and includes two steps. In the first step, the textbook misconceptions, question types, contents topics, visual materials and measurement and evaluation techniques are investigated.
In the second step, the learning approach of the textbook is evaluated by the five pre-service teachers in the last grade. The results show that important misconceptions, which can affect the learning, are found in biology textbook. As no different types of questions are seen, the textbook can’t provide the inquiry according to its questioning techniques. Besides these it is emphasized by the pre-service teachers that the textbook encourages the students to memorize and that the textbook should be revised as a result. In the light of these results the items that how a textbook must be analyzed and which points are to be observed by choosing a textbook must be taught to the pre-service teachers.
World Conference on Educational Sciences 2009. 2009 Published by Elsevier Ltd. Flagella are organelles defined by function rather than structure. However, both can be used for swimming. Prokaryotic flagella run in a rotary movement, while eukaryotic flagella run in a bending movement.
The prokaryotic flagella use a rotary motor, and the eukaryotic flagella use a complex sliding filament system. Eukaryotic flagella are ATP driven, while prokaryote ones are proton driven. They provide two of several kinds of bacterial motility. S ring is directly attached to the plasma membrane. The filament ends with a capping protein.