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All Journal Husada Mahakam: Jurnal Kesehatan Jurnal Sains Student Research
Syafira Wulandari
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Health Professions Medicine & Pharmacology Nursing Public Health Other

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BUAH BIT (Beta vulgaris L.) SEBAGAI ALTERNATIF SAFRANIN PADA PEWARNAAN GRAM Dian Adhe Bianggo NauE; Karneli Karneli; Anton Syailendra; Indriyani Syafitri; Syafira Wulandari; Widiah Julianti
Husada Mahakam Vol 12 No 1 (2022): Mei 2022
Publisher : Poltekkes Kemenkes Kalimantan Timur (URL: http://poltekkes-kaltim.ac.id/)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35963/hmjk.v12i1.285

Abstract

Crystal violet and Safranin are carcinogenic dyes in the Gram stain. Safe alternative materials are needed to minimize the use of carcinogenic properties. Betalain is a pigment of Beetroot (Beta vulgaris L.). The purpose of this study was to determine Beetroot (Beta vulgaris L.) as an alternative of Safranin in bacterial Gram staining. It was an experimental research, where to determine the effectiveness of natural dyes, beetroot was made with concentrations of 75%, 90% and 100% with the addition of HCL. The data in this study using the researcher's observation by looking at the existence of bacterial color in Gram staining with beetroot extract substitute the Safranin. Klebsiella pneumonia was used as the Gram negative bacteria. Neither beetroot juice nor beetroot extract stained the Klebsiella pneumonia. However the Klebsiella pneumoniae stained by 100% concentration of beetroot maceration. It can be concluded that Beetroot is less effective for an alternative of Safranin in bacterial Gram staining.
MENINGKATKAN MOTIVASI BELAJAR PESERTA DIDIK MELALUI MODEL PEMBELAJARAN KOOPERATIF TIPE JIGSAW PADA MATERI TEKS BERITA KELAS XI.B2 SMA NEGERI 7 PALEMBANG Syafira Wulandari; Yunike Maulia; Meliyani Meliyani
JOURNAL SAINS STUDENT RESEARCH Vol. 2 No. 3 (2024): Juni : Jurnal Sains Student Research
Publisher : CV. KAMPUS AKADEMIK PUBLISING

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61722/jssr.v2i3.1335

Abstract

In the world of education, of course there is a need for learning motivation for students in order to achieve success in learning. The learning process can be said to be successful if the learning environment is comfortable and safe and learning is in favor of students according to the times in accordance with 21st century education. This research aims to determine the application of the Jigsaw Type cooperative learning model to increase students' learning motivation in News Text material for class XI.B2 SMA Negeri 7 Palembang. The method used is a mixed method of qualitative and quantitative. The results found in this research were in the form of the use of the jigsaw type cooperative learning model, there was an increase in student learning outcomes seen from the students' grades in each cycle. The average score in Cycle I was 67.4 with a percentage of 65% and in Cycle II the average score of students increased to 81 with a percentage of 90%. This means that the use of the previous learning model is not appropriate, so you have to replace the latest learning model which is more creative and innovative, such as the jigsaw type cooperative learning model.
Co-Authors Anton Syailendra Dian Adhe Bianggo Naue Indriyani Syafitri Karneli Karneli Meliyani Meliyani Widiah Julianti Yunike Maulia