Indah Khairunnisa
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THE pH EFFECT AGAINST HYDROLYSIS OF FISH PROTEIN FROM MUDSKIPPER (Periophthalmus minitus) USING ALCALASE ENZYME Indah Khairunnisa; Edison Edison; Rahman Karnila
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 6 (2019): Edisi 2 Juli s/d Desember 2019
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan

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Abstract

ABSTRACTThis study was aimed to determine the effect of pH against hydrolysis of fish protein from mudskipper (Periophthalmus minitus) using alcalase enzyme and to determine the best pH of mudskipper protein hydrolysis. The used method was an experimental method with A non-factorial Completely Randomized Design (CRD) consisting of 3 levels of treatment namely P1(pH 6.5), P2(pH 7.5) and P3 (pH 8.5). The observed parameters were the analysis of protein and moisture on mudskipper flour, the yield of mudskipper flour,the analysis of non-protein nitrogen and protein using lowry method on mudskipper protein hydrolysate. The results showed that the chemical analysis of mudskipper flour obtained 8.85% moisture, 86.56% protein, and the yield of 74.6%. The P1treatment (pH 6.5) obtained the non-protein nitrogen of 8.24% and 9.81% protein. The P2treatment (pH 7.5) obtained the non-protein nitrogen of 11.02% and 8.58% protein. Furthermore, the P3treatment (pH 8.5) obtained the non-protein nitrogen 10.43% and 9.91% protein. Kata kunci: Enzyme alcalase, hydrolysis of fish, mudskipper
Penerapan Metode Saintifik untuk Meningkatkan Hasil Belajar IPA Pada Peserta Didik dengan Media Poster di UPTD SDN 66 KANJITONGAN Leni Puspitasari; Rezky Wahyuni; Indah Khairunnisa; Besse Syukroni Baso
Pendekar : Jurnal Pendidikan Berkarakter Vol. 1 No. 6 (2023): Desember : Jurnal Pendidikan Berkarakter
Publisher : LPPM Politeknik Pratama

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51903/pendekar.v1i6.458

Abstract

This research aims to improve thematic learning outcomes by using the Application of Scientific Methods to Improve Student Learning Outcomes with Poster Media at UPTD SDN 66 Kanjitongan. This research is classroom-based Class Action Research. The subjects of this research were class IV students at UPTD SDN 66 Kanjitongan, totaling 28 students. The research data was obtained from quantitative data in the form of learning results tests in cycle I and cycle II, as well as data from student observations. The results of this research show that: 1) the learning outcomes of cycle I are in the low category with an average score of 67.67%. 2) Science learning outcomes in class IV, cycle II are in the high category with an average score of 86.42%. 3) a scientific approach using poster media can improve the thematic learning outcomes of UPTD SDN 66 Kanjitongan students. The results of observations show that there has been a change in students' attitudes, including: students become more active and motivated in the learning process, more confident and brave enough to ask questions about subject matter that they do not yet understand. This shows that there was an increase in learning outcomes after applying scientific methods to improve student learning outcomes using poster media.