6. References

 6. References: List at least three (3) different major sources (e.g. journal articles, books, internet sites) from your literature review. Choose the APA format and use it consistently to reference the literature used in the research plan. List your entries in alphabetical order for each type of source. It must be cited in the proposals. Please note that all references must be cited in the Proposal. 

Apple Oxidation Experiment. (n.d.). Retrieved January 14, 2021, from https://www.kiwico.com/diy/Science-Projects-for-Kids/3/project/Apple-Oxidation-Experiment/3012

Kids Discover. (2016, December 20). An Apple a Day. Retrieved January 14, 2021, from https://kidsdiscover.com/teacherresources/oxidation-experiment-for-kids/

Why do apple slices turn brown after being cut? (2007, July 30). Retrieved January 14, 2021, from https://www.scientificamerican.com/article/experts-why-cut-apples-turn-brown/#:~:text=When%20an%20apple%20is%20cut,to%20

DNAgeek. (2011, April 12). Oxidation in apples. Retrieved January 14, 2021, from https://www.youtube.com/watch?v=ZwU8xY5VnQ

WebsterPublicLibrary. (2020, April 07). Apple Oxidation Experiment. Retrieved January 14, P2021, from https://www.youtube.com/watch?v=_1FoxvGq9F0

          Scienceoffcenter. (2017, December 04). Apple Oxidation. Retrieved January 14, 2021,         from https://www.youtube.com/watch?v=HOlqfZwoklc

Shrestha, L., Kulig, B., Moscetti, R., Massantini, R., Pawelzik, E., Hensel, O., & Sturm, B. (2020, January 9). Optimisation of physical and chemical treatments to control Browning development and enzymatic activity on Fresh-cut apple slices. Retrieved March 10, 2021, from https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7022590/