Instructional Objectives
The unit is an opportunity for students to further experience the nature of science that I emphasize throughout the course. Students will engage in activities where they will evaluate arguments based on scientific evidence, communicate ideas about chemistry, see the application of chemistry in business and industry and describe the relationship between science, technology and society. 3
This unit will also help them acquire and develop specific science process and inquiry skills which include observing, measuring, classifying, inferring, predicting, communicating, making models, collecting and interpreting data, hypothesizing and experimenting. 4
Finally, the unit will address content specific objectives listed below:
1. describe amino acids as the building blocks of protein.
2. discuss the various functions of proteins in organisms.
3. differentiate among the primary, secondary and tertiary structure of proteins.
4. describe the three layers that make up the hair shaft and relate it to some properties of
hair which include texture, shape, strength, permeability and elasticity.
5. describe how the tertiary structure of keratin explain hair shape and color.
6. explain the chemistry behind shampoos and conditioners and three hair treatments:
perming, straightening and coloring.
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