Genetic diversity reflects the variation in genetic material present among bacterial species and isolates. Characterization of genetic diversity can be performed using the 16S rRNA gene, which is widely utilized as a molecular marker due to its ability to identify bacteria and determine their phylogenetic relationships based on differences in genetic sequences. The information obtained can be u…
This study aims to determine the characteristics of the anatomical structure of the stems and leaf epidermis of herbaceous plants in the Bukit Siguntang Cultural Reserve. The study was conducted in November–December 2025 at the Biology Education Laboratory of Sriwijaya University. This study is a qualitative study with a descriptive method. The research samples consisted of nine species of he…
This study aims to identify and describe the diversity of types and morphological characteristics of shrubs in the Taman Purbakala Kerajaan Sriwijaya (TPKS), and to develop a website-based digitalization system and QR-Code as a learning resource for high school biology. The study was conducted from June to December 2025 using a descriptive qualitative method. Data collection was carried out thr…
This study aims to collect data and inform about the species and morphological structures of trees in the Sriwijaya Kingdom Archaeological Park area. The research was conducted from Mey-December 2025. The method used was a qualitative method with descriptive techniques. Data collection used exploration method with a purposive sampling technique. The obtained plant samples were identified and de…
This study examines the anatomical structure of stems and leaves in ten species of shrub plants in the Cagar Budaya Bukit Siguntang. The research was carried out in September-December 2025 at the Biology Education Lab, UNSRI. The research used qualitative descriptive methods. Stem anatomy observations included epidermal layers, cell shape and size; trichome type; collenchyma location, type and …
This study aims to describe the floristic composition of plants in the Green Paradise Nature Tourism Park (TWA Green Paradise) Pagaralam and to develop the inventory results as a digital biology learning resource for senior high school students (Phase E) through an information platform and QR-Code. This research used a descriptive method with field exploration techniques through plant inventory…
Cherry fruit (Muntingia calabura) contains bioactive compounds with potential analgesic properties. This study aimed to investigate the analgesic effects of cherry fruit ethanol extract and determine the most effective dose in mice (Mus musculus). The study used a completely randomized design (CRD) with 25 male mice divided into five groups: negative control (Tween 80), kersen fruit ethanol ext…
Research on the diversity of exotic fauna is essential to obtain baseline data on the presence of species in a given area, particularly those not yet scientifically documented. The Green Paradise Pagar Alam Nature Tourism Park (TWA) has the potential to host a variety of fauna, but scientific information remains limited; therefore, this study aims to identify the diversity of exotic fauna and e…
This study aims to determine the trophic structure and patterns of biotic interactions within the community in the Green Paradise Pagar Alam Nature Tourism Park (TWA). This research uses a path exploration method with a descriptive qualitative approach. Data collection was carried out through direct observation of organisms found at the research location to identify biotic components, trophic l…
This study aims to identify the plant species utilized as food sources by the Lom people and to describe their forms of utilization, levels of cultural significance, and their contribution to senior high school biology learning. The research was conducted in Pejem Hamlet and Air Abik Hamlet, Bangka Regency, involving 30 informants selected through purposive and snowball sampling techniques. The…
This study aims to identify the plant species utilized as food sources by the Lom people and to describe their forms of utilization, levels of cultural significance, and their contribution to senior high school biology learning. The research was conducted in Pejem Hamlet and Air Abik Hamlet, Bangka Regency, involving 30 informants selected through purposive and snowball sampling techniques. The…
The ecosystem material in Phase E of Grade X in schools generally discusses ecosystem components, energy flow, and ecosystem types. However, it has not been linked to the specific ecosystem conditions in the students' surrounding environment, especially peatland ecosystems. Peatland ecosystems play an important role in environmental balance, especially as large carbon sinks. Therefore, PBL-base…
This study aims to describe medicinal plants used by the people of the Besemah Clan (Semende Tribe, Sub Semende Darat) in Sindang Danau District, Ogan Komering Regency, South Ulu. This study uses a qualitative descriptive method which was carried out from November 2025 to March 2026. Data collection was carried out through field observation and interviews. Sampling was carried out purposively o…
This study aims to describe medicinal plants used by the people of the Besemah Clan (Semende Tribe, Sub Semende Darat) in Sindang Danau District, Ogan Komering Regency, South Ulu. This study uses a qualitative descriptive method which was carried out from November 2025 to March 2026. Data collection was carried out through field observation and interviews. Sampling was carried out purposively o…
Climate change is one of the global environmental issues that requires understanding and awareness from various parties, including in the field of education. Climate change literacy among teachers is essential for understanding educators' readiness in addressing climate change issues in the classroom. This study provides an overview of the climate change literacy profile of biology teachers in …
The population of long-tailed macaques (Macaca fascicularis, Raffles 1821) in the Ratu Bagus Kuning Tomb Complex (KMRBK) Palembang is an urban population affected by environmental changes and interactions with human activities. Therefore, this study aims to determine the population structure and dynamics over a 25-year period. The study was conducted from December 2025 to February 2026 using a …
This study aims to get information about the daily activity patterns of long�tailed macaques in Kompleks Makam Ratu Bagus Kuning. The study was conducted September 2025 to February 2026 during the rainy season. The method used was descriptive research with direct observation techniques using focal animal sampling for 24 hours and 30 minutes on several individual monkeys, including (1) α male…
Free radicals are reactive molecules that can damage cells and trigger various degenerative diseases when present in excessive amounts. Antioxidants play an important role in neutralizing free radicals, and medicinal plants are recognized as sources of natural antioxidants that are relatively safer than synthetic antioxidants. One plant with potential as a source of antioxidants is Mikania micr…
This study aims to determine the antibacterial activity of ethanol extract of harendong bulu leaves (Clidemia hirta) against the growth of Streptococcus pyogenes bacteria and Minimum Inhibitory Concentration (MIC). The research method used is an experimental method with a completely randomized design (CRD) with 5 treatments and 5 repetitions and data were analyzed using One Way ANOVA Test and c…
This study examined the antibacterial activity of ethanol extract of Boroco leaves (Celosia argentea) against Pseudomonas aeruginosa. The aim of this study was to determine the effect of ethanol extract of Boroco leaves and to identify the Minimum Inhibitory Concentration (MIC) against the growth of Pseudomonas aeruginosa. The study employed a Completely Randomized Design (CRD), and the data we…
Mangrove ecosystems play a crucial role in climate change mitigation due to their ability to absorb and store carbon in the form of biomass. One mangrove species with a high carbon storage potential is Rhizophora mucronata. This study aimed to estimate aboveground biomass, carbon stock, and carbon dioxide (CO₂) sequestration of Rhizophora mucronata based on differences in stand age at the Sun…
CARBON STOCK ANALYSIS IN MANGROVE Rhizophora apiculata AT SMART SUNGSANG MYISKAH ANDINIE 08041282126068 ABSTRACT Mangrove ecosystems play an important role in maintaining the balance of coastal environments. They are particularly important as carbon storage sites and carbon dioxide absorbers. Rhizophora apiculata, one type of mangrove, has a high capacity for storing biomass and carbon. This st…
This study aims to develop a 3D representation media of plant tracheary cells using Nomad Sculpt Software and to produce an accompanying E-Booklet entitled “3D Image Representation of Plant Trancheary Cells” as a research contribution to support biology learning, particularly in plant anatomy at the senior high school level. The 3D models represent five types of tracheary cells based on the…