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All Journal EJIP BIOL Journal of Educational Science and Technology Promotif: Jurnal Kesehatan Masyarakat Jurnal Penelitian Pendidikan IPA (JPPIPA) JIIP (Jurnal Ilmiah Ilmu Pendidikan) Jurnal Abdidas Ideguru: Jurnal Karya Ilmiah Guru Bioscientist : Jurnal Ilmiah Biologi Equator Science Journal (ESJ) Bioma : Jurnal Ilmiah Biologi Journal of Biology Science and Education
Sutrisnawati Mardin
Program Studi Pendidikan Biologi, Fakultas Keguruan Dan Ilmu Pendidikan, Universitas Tadulako
Agriculture, Biological Sciences & Forestry Humanities Biochemistry, Genetics & Molecular Biology Chemical Engineering, Chemistry & Bioengineering Chemistry Earth & Planetary Sciences Education Engineering Environmental Science Health Professions Immunology & microbiology Materials Science & Nanotechnology Mathematics Physics Public Health Social Sciences Other

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Identifikasi Kepadatan dan Kelimpahan Gastropoda Air Payau di Desa Kalangkangan dan Pemanfaatannya sebagai Media Pembelajaran Tumale, Serli; Sutrisnawati, Sutrisnawati; Masrianih, Masrianih
Journal of Biology Science and Education Vol. 13 No. 1 (2025): Juni
Publisher : Universitas Tadulako

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22487/jbse.v13i1.5066

Abstract

Penelitian ini bertujuan untuk mendeskripsikan jenis Gastropoda air payau di Desa Kalangkangan Kecamatan Galang, untuk mengetahui kepadatan dan kelimpahan jenis Gastropoda air payau di Desa Kalangkangan Kecamatan Galang dan untuk membuat media pembelajaran biologi dalam bentuk buku saku. Metode yang digunakan adalah metode deskriptif kuantitatif. Penelitian ini dilakukan di Desa Kalangkangan Kecamatan Galang bulan desember 2022. Penentuan lokasi pengambilan sampel secara purposive sampling dan pengambilan sampel menggunakan belt transect dengan dua kali pengulangan yaitu pagi dan sore selama tiga hari. Hasil penelitian menunjukkan komposisi jenis gastropoda yang ditemukan pada air payau sebanyak 5 jenis Gastropoda, yang teridiri dari 4 Ordo, 3 Famili dan 5 Genus, yaitu jenis Clithon corona, Neritodyas dubia, Neritina turrita, Faunus Ater L., dan Terebralia sulcata,.Tingkat kepadatan Gastropoda yaitu spesies Faunus ater L dengan kepadatan padat yaitu 1,626 individu/m² di bandingkan dengan spesies lain yaitu Neritina turrita hanya berkisar 0,526 individu/m², Neritodryas dubia 0,486 individu/m², Clithon corona 0,2 individu/m², dan Terebralia sulcata 0,073 individu/m². . Jenis Gastropoda yang melimpah yaitu jenis Faunus Ater L 55,83% (Sangat Berlimpah), Neritina turrita. 18,07% (Berlimpah), Neritodryas dubia 16,70% (Berlimpah), Clithon corona 6,86% (Kurang Berlimpah) dan Terebralia sulcata 2,51% (Kurang Berlimpah). Hasil penelitian di desain menjadi buku saku setelah divalidasi dan layak digunakan sebagai media pembelajaran dari hasil uji validasi oleh tim ahli isi, media, dan desain serta uji coba mahasiswa dengan persentase kelayakan sebesar 79,44%.
Keanekaragaman Jenis Kepiting Bakau Famili Ocypodidae di Kawasan Mangrove Desa Lalombi, Kec. Banawa Selatan, Kab. Donggala Erna, Ni Kadek; Bustamin, Bustamin; Rauf, Abd.; Sutrisnawati, Sutrisnawati; Zainal, Syech; Dhafir, Fatmah
Bioscientist : Jurnal Ilmiah Biologi Vol. 13 No. 2 (2025): June
Publisher : Department of Biology Education, FSTT, Mandalika University of Education, Indonesia.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33394/bioscientist.v13i2.15503

Abstract

This study aims to determine the species diversity of mangrove crabs from the family Ocypodidae in the mangrove area of Lalombi Village, Banawa Selatan District, Donggala Regency. The type of research used is descriptive quantitative. The study was conducted in the mangrove area of Lalombi Village, Banawa Selatan District, Donggala Regency, from February to April 2025. The sampling location was determined using a purposive sampling method, considering mangrove vegetation density and site accessibility. Crab samples were collected directly using the hand collection method during low tide. The population and samples in this study consisted of all Ocypodidae mangrove crab species found at the research site. Data analysis was performed by calculating the Shannon-Wiener diversity index (H') to determine the level of species diversity. A total of five crab species were found: Uca dussumieri, Uca perplexa, Uca cryptica, Uca jocelynae, and Uca coarctata. The diversity index value of Ocypodidae mangrove crabs obtained in the Lalombi Village mangrove area was 1.098. Based on the Shannon-Wiener index category, a value of 1 ≤ H' ≤ 3 indicates moderate diversity; therefore, the value of 1.098 reflects a moderate level of diversity. This moderate diversity indicates that the mangrove ecosystem in the study area is still capable of supporting several Ocypodidae species, although it may have experienced ecological pressures such as human activities or changes in habitat quality.
Pengaruh Ekstrak Bunga Rosella (Hibiscus sabdariffa L.) Terhadap Kadar Kolesterol Pada Tikus Putih (Rattus norvegicus) Yang Diinduksi LDL Zulfikar, Zulfikar; Ramadhan, Achmad; Mardin, Sutrisnawati; Isnainar, Isnainar; Budiarsa, I Made; Masrianih, Masrianih
Bioscientist : Jurnal Ilmiah Biologi Vol. 13 No. 2 (2025): June
Publisher : Department of Biology Education, FSTT, Mandalika University of Education, Indonesia.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33394/bioscientist.v13i2.16020

Abstract

This study aims to determine the effect of Roselle flower extract (Hibiscus sabdariffa L.) on cholesterol levels in White Rats (Rattus norvegicus) induced by LDL. The research method used is a Laboratory experimental method with a Completely Randomized Design (CRD) pattern. The number of samples used was 24 White Rats consisting of 6 treatment groups and 4 replications. The normal control group (KN) is a group that is only given food and drink, the negative control group (K-) is given LDL induction for 30 days, the positive control group (K+) is given LDL induction for 30 days and simvastatin, groups PI, PII and PIII are given LDL induction for 30 days and Roselle flower extract doses of 50 mg/kg BW, 100 mg/kg BW and 150 mg/kg BW for 21 days. The data obtained were tabulated and analyzed by the one-way ANOVA statistical test using SPSS version-30. The results showed that Roselle flower extract positively contains bioactive compounds such as flavonoids and tannins and has a significant effect (p<0.05) on reducing cholesterol levels in White Rats induced by LDL. The effective dose to reduce cholesterol levels is a dose of 100 mg/kg BW and 150 mg/kg BW.
Identifikasi Jenis Bakteri Pada Layar Handphone Mahasiswa Pendidikan Biologi dan Pemanfaatannya Sebagai Media Pembelajaran Nabila, Putri; Kundera, I Nengah; Windarsih, Yulia; Sutrisnawati, Sutrisnawati; Budiarsa, I Made; Ashari, Abdul
Bioscientist : Jurnal Ilmiah Biologi Vol. 13 No. 2 (2025): June
Publisher : Department of Biology Education, FSTT, Mandalika University of Education, Indonesia.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33394/bioscientist.v13i2.16094

Abstract

This research aimed to isolate and identify the types of bacteria present on the surface of biology education students' mobile phone screens. This was an exploratory study using a bacterial isolation method.Bacteria found on the mobile phone screens were cultivated using MacConkey agar, a selective medium specifically designed to detect and identify Gram-negative bacteria, particularly Enterobacteriaceae like Escherichia coli. The accuracy of the Escherichia coli data from the phone screen samples, after processing with the Microbact System, was 96.39%.Malt Extract Agar (MEA) was also used as a selective medium to detect and identify Gram-positive fungi, such as Candida albicans.Based on these findings, the developed module was deemed highly feasible. A learning medium is considered highly feasible for use if it achieves a presentation rate between 60-100%. With an average score of 82.39%, the module meets this criterion and can be effectively used in learning.
Pengaruh Ekstrak Tembuluk Kelapa Merah (Cocos nucifera var. rubesces) Terhadap Penurunan Kadar Kolesterol Pada Mencit (Mus musculus) Zasmita, Eka; Sutrisnawati, Sutrisnawati; Ramadhan, Achmad; Trianto, Manap; Masrianih, Masrianih; Kundera, I Nengah
Bioscientist : Jurnal Ilmiah Biologi Vol. 13 No. 2 (2025): June
Publisher : Department of Biology Education, FSTT, Mandalika University of Education, Indonesia.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33394/bioscientist.v13i2.16417

Abstract

This study aims to determine the effect of red coconut tembuluk extract (Cocos nucifera var. rubescens) on lowering blood cholesterol levels in mice (Mus musculus). The research method used is the true experimental method (Experimental Research) using a completely randomized design (CRD). The number of samples used was 24 mice consisting of 6 groups and 5 replications. The normal control group (KO) was only fed and watered ad libitum, the positive control group (K+), negative control (K-) and the PI, PII, PIII treatment groups were induced with LDL for 17 days. The positive control group (K+) was given simvastatin 0.026 mg/20 BW. The normal control group (KO) and the negative control group (K-) were fed and watered ad libitum, the PI, PII, PIll treatments were induced with red coconut tembuluk extract with different concentrations. Treatment group I (PI) was induced with a concentration of 40% red coconut tembuluk extract, treatment group II (PII) was induced with a concentration of 60% red coconut tembuluk extract, and treatment group III (PIII) was induced with a concentration of 80% red coconut tembuluk extract. The observation data were analyzed using the One-Way ANOVA test. The results of the study showed that the administration of red coconut turmeric extract had an effect on reducing blood cholesterol levels in mice induced by LDL (pork fat). The red coconut turmeric extract that was effective in reducing blood cholesterol levels was a concentration of 40% (PI) where the average result of blood cholesterol level measurements was 118.4 mg/dl.
Pengaruh Ekstrak Tembuluk Kelapa Merah (Cocos nucifera var. rubescens) Terhadap Penurunan Kadar Glukosa Darah Pada Mencit (Mus musculus) Novi, Winda Cinthia; Sutrisnawati, Sutrisnawati; Ramadhan, Achmad; Trianto, Manap; Masrianih, Masrianih; Kundera, I Negah
Bioscientist : Jurnal Ilmiah Biologi Vol. 13 No. 2 (2025): June
Publisher : Department of Biology Education, FSTT, Mandalika University of Education, Indonesia.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33394/bioscientist.v13i2.16418

Abstract

This study aims to determine the effect of red coconut embryo extract (Cocos nucifera var. rubescens) on reducing blood glucose levels in mice (Mus musculus). The research employed a true experimental method using a completely randomized design (CRD). A total of 24 mice were used, divided into 6 groups with 5 replications each. The normal control group (KN) was given food and water ad libitum, while the positive control (K+), negative control (K−), and treatment groups (PI, PII, PIII) were induced with alloxan for 7 days. The positive control group (K+) was administered 1.3 mg of synthetic metformin per 20 grams of body weight. Both the normal control (KN) and negative control (K−) groups were given food and water ad libitum. The treatment groups PI, PII, and PIII were administered red coconut embryo extract at varying concentrations. Treatment group 1 (PI) received 40% extract, group 2 (PII) received 60%, and group 3 (PIII) received 80%. Observation data were analyzed using ANOVA. The results showed that the red coconut embryo extract had a significant effect on reducing blood glucose levels in alloxan-induced mice. The most effective concentration was 40% (PI), with an average blood glucose level of 98.6 mg/dL.
Pengaruh Ekstrak Bunga Rosella (Hibiscus sabdariffa L.) Terhadap Kadar Asam Urat Pada Tikus Putih (Rattus norvegicus) Yang Diinduksi LDL Fariza, Ifat; Ramadhan, Achmad; Sutrisnawati, Sutrisnawati; Mawaddah, Hayyatun; Rauf, Abd; Trianto, Manap
Bioscientist : Jurnal Ilmiah Biologi Vol. 13 No. 2 (2025): June
Publisher : Department of Biology Education, FSTT, Mandalika University of Education, Indonesia.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33394/bioscientist.v13i2.16594

Abstract

This study aims to determine the effect of Rosella flower extract (Hibiscus sabdariffa L.) on uric acid levels in White Rats (Rattus norvegicus) induced by LDL. The research method used is the Laboratory experiment method with a Completely Randomized Design (CRD) pattern. The number of samples used was 21 White Rats consisting of 7 treatment groups and 3 replications. The normal control group (KN) is a group that is only given food and drink, the negative control group (K-) is given LDL induction for 30 days, the positive control group (K+) is given LDL induction for 30 days and allopurinol, and the group given LDL induction for 30 days and Rosella flower extract, namely concentrations of 25% (PI), 50% (PII), 75% (PIII), and 100% (PIV) for 14 days. The data obtained were tabulated and analyzed using one-way ANOVA statistical test using SPSS version-30. The results showed that Rosella flower extract had a significant effect (p <0.05) on reducing uric acid levels. The effective concentration for reducing uric acid levels is a concentration of 50% (PII) compared to concentrations of 75% and 100% because there are chemical compounds that are antagonistic to the active compound, thus reducing the extract's ability to reduce blood uric acid levels. The results of the Rosella flower study can reduce uric acid levels so that it can be used as an alternative natural treatment.
Pengaruh Ekstrak Bunga Rosella (Hibiscus sabdariffa L.) Terhadap Kadar Glukosa Darah Pada Tikus Putih (Rattus norvegicus L.) Yang Diinduksi Aloksan Faradila, Ratna; Ramadhan, Achmad; Sutrisnawati, Sutrisnawati; Isnainar, Isnainar; Dhafir, Fatmah; Budiarsa, I Made
Bioscientist : Jurnal Ilmiah Biologi Vol. 13 No. 3 (2025): September
Publisher : Department of Biology Education, FSTT, Mandalika University of Education, Indonesia.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33394/bioscientist.v13i3.16643

Abstract

This study aims to determine the effect of rosella flower extract on reducing blood glucose levels in alloxan-induced white rats. The research method used is an experiment conducted in the laboratory with a complete randomized design (RAL) pattern. The number of samples used was 24 white rats consisting of 6 treatment groups and 4 replicates. Normal control group (Kn) is a group that is only given food and drink, negative control group      (K-) is a group given alloxan induction, positive control group (K+) is a group given alloxan induction and metformin synthesized drug, treatment groups I, II, and III are groups given alloxan induction and rosella flower extract at a dose of 50 mg/kg BB, 100 mg/kg BB and 150 mg/kg BB. The data obtained were analyzed by ANOVA statistical test. The results showed that rosella flower extract had an effect on reducing blood glucose levels in white rats induced by alloxan. The most effective dose in reducing blood glucose levels in white rats is a dose of 150 mg/kg.
Identifikasi Ektoparasit Ikan Nila (Oreochromis niloticus) Suardi, Magfira; Dhafir, Fatmah; Sabran, Moh.; Sutrisnawati, Sutrisnawati; Ramadhan, Achmad; Agni, Raya
Bioscientist : Jurnal Ilmiah Biologi Vol. 13 No. 3 (2025): September
Publisher : Department of Biology Education, FSTT, Mandalika University of Education, Indonesia.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33394/bioscientist.v13i3.16667

Abstract

This study aims is to identify the types of ectoparasites affecting Nile tilapia (Oreochromis niloticus). This research employed a survey method with purposive sampling technique. Fish samples were collected from two different locations, namely a tarpaulin pond and a soil pond in Binangga Village, Marawola District, Sigi Regency. Ten fish were sampled from each location and subsequently identified in the Biology Education Laboratory at Tadulako University. Observations were made on the external parts of the Nile tilapia, including the mucus, gills, fins, and tail. The parameter observed was the type of ectoparasite infecting the Nile tilapia. The results indicated the identification of five ectoparasite species: Dactylogyrus sp., Gyrodactylus sp., Attheyella sp., Cichlidogyrus sp., and Unitubulotestis sardae in 20 Nile tilapia samples. The highest prevalence of ectoparasites was found in the tarpaulin pond. However, both the tarpaulin and soil ponds shared one common ectoparasite species, Unitubulotestis sardae. The conclusion of this study is that Nile tilapia in both locations are infected by various ectoparasite species, with differences in prevalence between the tarpaulin and soil ponds.
Keanekaragaman Jenis Serangga di Berbagai Lahan Pertanian Kecamatan Basidondo Putri, Adelia; Dhafir, Fatmah; Zainal, Syech; Sabran, Moh.; Agni, Raya; Sutrisnawati, Sutrisnawati
Bioscientist : Jurnal Ilmiah Biologi Vol. 13 No. 3 (2025): September
Publisher : Department of Biology Education, FSTT, Mandalika University of Education, Indonesia.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33394/bioscientist.v13i3.16708

Abstract

This research aims to describe the level of diversity of insect species in various agricultural lands in Basidondo District, Tolitoli Regency, Central Sulawesi. The research was conducted in January-March 2025 using descriptive methods and quantitative approaches that aim to make a description or descriptive of a situation objectively using numbers. Insect sampling techniques were carried out with four types, namely pitfall trap, light trap, sweeping net, and hand collection. The insects obtained were then identified according to the taxonomic order with the help of insect determination key book, and analyzed using Shannon-Wiener diversity index (H'). The results showed that there were 24 types of insect families that were successfully identified. The value of the diversity index (H') was 3.13, which was classified as high diversity. These results indicate that agricultural land in Basidondo District has environmental conditions that support the diversity of insect communities, which can contribute to the stability of agricultural ecosystems. High diversity indicates a balance between insect pests and natural enemies, as well as the role of insects as pollinators and decomposers.
Co-Authors Abd Rauf Abd. Hakim Laenggeng Abd. Hakim Laenggeng Abd. Rauf Achmad Ramadhan Achmad Ramadhan Ahmad Ramadhan Alya Shafira Nurhafizhah Amiruddin Kasim Angriani, Novita Ashari, Abdul Astija Bustamin Bustamin Desak Putu Widya Apriliani Dinie, Norhamizah Erna, Ni Kadek Faradila, Ratna Fariza, Ifat Fatmah Dhafir H. Achmad - Ramadhan, H. Achmad - Hayyatun Mawaddah I Ketut Suada I Made Budiarsa I Nengah Kundera Illa Faradila Putri, Illa Faradila Irmawati - -, Irmawati - Isninar, Isnainar Jihan Jihan Jihan Jihan, Jihan Kundera, I Negah Lago, Estevania Angelin Lilies N Tangge Manap Trianto Masriani . Moh. Aziz Elfandi Mulianti, Andi Nabila, Putri Novi, Winda Cinthia Nur - Fadhilah, Nur - Nurwahda, Nurwahda Pratiwi, Elly Qirey M Putri, Adelia Rahmat Hidayat Raya Agni Rezkiana, Sry Ayu Siti Helmyati Solly Aryza Sri Wahyuni Suardi, Magfira Syech Zainal Tumale, Serli uunnadianti Vera Diana Towidjojo Windarsih, Yulia Zasmita, Eka