Penelitian ini bertujuan untuk mengetahui struktur anatomi spatha beberapa tanaman suku Araceae meliputi tanaman Dieffenbachia oerstedtii Schoot, Aglaonema commutatum Schoot, Spathiphyllum wallisii Regel, Anthurium plowmanii Croat, dan Anthurium andraeanum Linden ex André. Penelitian ini menggunakan metode deskriptif kualitatif untuk menggambarkan struktur anatomi spatha. Spatha disayat secara…
This research aims to determine the level of effectiveness of phytoremediation of catfish eye plants (Lemna minor L.) in reducing the color content of liquid waste from the jumputan industry. The research process was carried out from August to December 2023 at the Biology Education Laboratory, Sriwijaya University. This research is a type of quantitative experimental research using a Completely…
Research has been carried out regarding the inhibitory power test of ethanol extract of purple golden leaves (Ruellia tuberosa L.) against Pseudomonas aeruginosa bacteria. This research aims to obtain information regarding the effect of ethanol extract of purple golden leaves on P. aeruginosa bacteria and the minimum inhibitory concentration (MIC) of ethanol extract of purple golden leaves on P…
Penemuan Susunan sel dalam organisme adalah bersamaan dengan permulaan pemakaian mikroskop cahaya. Maka sejarah Biologi Sel seiring dengan perkembangan teknologi, khususnya alat pengamatan. Sesungguhnya untuk meneliti sejarah pemakaian mikroskop dengan perbaikan- perbaikannya sangatlah sulit.
This research aims to determine the effect of biological fertilizer application on the abundance of soil microbes in sugarcane plantations (Saccharum officinarum L.) on PTPN VII land, Cinta Manis District. This research used an quantitative descriptive method with a Randomized Block Design (RBD) with four treatment levels, each treatment repeated three times. The treatments used are: P0 (contro…
High doses of antibiotics use continously can increase an antibiotic resistance, therefor a research for new antibiotics is needed to reduce the possibility of resistance. Actinomycetes are one of the microorganisms that have commercial value because of their ability to produce antibiotics. 80 % of antibiotics on the market today are produced by Streptomyces. Exploration of Actinomycetes from s…
Local rice varieties are one of the germplasm in South Sumatra, such as Siputih rice and Siam rice. Local rice varieties are widely preferred for their cooking quality, flavor, and aromatic characteristics. Therefore, local rice varieties need to be conserved because they have the potential for crop improvement in the future. Conservation efforts should require a clear identity that can be done…
Faktor kesehatan mulut dan gigi menjadi hal utama yang harus diperhatikan seperti halnya karies gigi. Salah satu mikroba utama penyebab karies gigi adalah bakteri Streptococcus mutans. Pencegahan yang dapat dilakukan yaitu dengan menghambat pertumbuhan bakteri Streptococcus mutans melalui eksplorasi pemanfaatan ekstrak metabolit sekunder fungi endofit buah kabau. Sebagai alternatif pembuatan ob…
Musi River is one of the longest rivers in Sumatra, many activities along the Musi River flow ranging from sand mining activities, industrial activities, ports, transportation to settlements. The high level of community activity has directly increased waste disposal and polluted the waters of the Musi River. One of them is the disposal of plastic waste which can later form microplastics. Microp…
Penelitian ini dilakukan untuk menghasilkan soal literasi sains biologi berbasis Framework Asesmen Kompetensi Minimum (AKM) pada materi perubahan lingkungan yang valid, reliabel, dan praktis. Subjek penelitian adalah peserta didik kelas XI. P III. A di SMA Negeri 13 Palembang. Penelitian ini dilakukan bersadarkan metode Research and Development (R&D) dengan model pengembangan Djaali dan Mulyono…
Tarsius (Cephalopachus bancanus) merupakan satwa primata yang berasal dari keluarga Tarsiidae, yang berdasarkan letak geografisnya terbagi menjadi 3 genus berbeda, Tarsius, Cephalopachus dan Carlito. Isolasi geografis dapat menyebabkan terjadinya pembentukan spesies baru, posisi geografis yang berbeda dapat memiliki kondisi ekologis yang berbeda, namun saat ini C.bancanus yang terdapat pada pul…
This study aims to determine the effect of biofertilizer application on the control of shoot borer pests (Scirpophaga excerptalis) on the growth of sugarcane plants which has been carried out from November-April 2023 at PTPN VII Cinta Manis South Sumatra. Using insitu experimental methods by observing the percentage of pest attacks and the level of leaf damage caused by shoot borer pests (Sciri…
Toxicity is the ability of a substance to cause damage to living organisms, such as causing functional, physiological (structural) or biochemical disturbances which can result in disruption of the general body condition due to pain caused by a substance. One of the plants used by Indonesian people as a medicinal plant is the saga plant (Abrus precatorius L.). The aim of this study was to determ…
This study aims to determine the effect of STEM learning treatment on water pollution topic to problem solving and decision making skills of junior high school students. The population of this study were all students of VII A and VII B of SMPN 1 Mendo Barat. Determination of the sample with Random Sampling technique. The type of this research is Quasi Experimental Design with Pretest-Posttest C…
The grasshopper has a tendency to eat plant leaves, causing physical damage such as tears in the leaves, and can even cause the loss of all leaves. One way to deal with the presence of locusts is by using sungkai leaf bioinsecticide (Peronema canescens) which contains poison for locusts. The purpose of this study was to determine the effect of sungkai leaf extract and the optimal concentration …
Changes in people's unhealthy lifestyles result in the formation of free radicals in the body. The high content of free radicals causes damage to cells and body tissues as well as metabolic disorders and causes degenerative diseases, the presence of free radicals can be prevented by antioxidant compounds. Antioxidant compounds are divided into 2 natural and synthetic antioxidants, natural antio…
A poor lifestyle can lead to the accumulation of free radicals that trigger degenerative diseases. Natural antioxidant compounds are needed to reduce free radical molecules formed in the body. One source of natural antioxidants comes from the kuku elang plant (Oxyceros longiflorus (Lam.) T. Yamaz.). The research methods used are extraction, fractionation, antioxidant activity test of fractions …
Education is the most important indicator for improving the quality of human resources. Education is a long-term savings asset to obtain more decent jobs with wages that can improve living standards. The problem of school dropout in Indonesia is a very complex issue today. This long-standing phenomenon is difficult to minimize or eliminate. This research was conducted in the transmgiran area in…