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Literatur Review: Kajian Evolusi Paus Balin Secara Filogenetik dan Molekuler Na’illah Ega Sivana; Rahajeng Galuh Tribuana; Rifqi Ilham; Muhimatul Umami
Jurnal Ilmiah Dan Karya Mahasiswa Vol. 3 No. 1 (2025): JURNAL ILMIAH DAN KARYA MAHASISWA (JIKMA)
Publisher : Institut Teknologi dan Bisnis (ITB) Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54066/jikma.v3i1.2863

Abstract

The evolution of Mysticeti (baleen whales) shows a unique transition from teeth to baleen, a specialized keratin structure that allows mass filtering methods to utilize zooplankton as a primary food source. This process includes significant anatomical, morphological, and molecular changes in their evolutionary history. This study examines paleontological, ontogenetic, and molecular evidence to understand the evolutionary mechanisms of tooth loss and the emergence of baleen. Genetic analysis shows inactivating mutations in enamel genes such as MMP20, ACP4, and KLK4 that promote the loss of enamel and teeth in Mysticeti. Paleontological findings indicate proto-baleen in Aetiocetidae as an important transitional stage to modern baleen structures. This study highlights the evolution of unique adaptations in Mysticeti that enabled their ecological success as the world's largest filter-feeding predators.
Pengelolaan Sumber Daya Tumbuhan, Studi Kasus di Desa Jambusari Rifqi Ilham; Tri Cahyanto
Flora : Jurnal Kajian Ilmu Pertanian dan Perkebunan Vol. 2 No. 1 (2025): Februari : Flora : Jurnal Kajian Ilmu Pertanian dan Perkebunan
Publisher : Asosiasi Riset Ilmu Tanaman Dan Hewan Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.62951/flora.v2i1.214

Abstract

This study aims to explore the local wisdom of the Jambusari Village community, Cilacap, in managing plant resources, especially the practice of chewing betel nut and smoking traditional plants. The research method used is a qualitative approach with a case study design, involving 44 respondents selected through snowball sampling techniques. The results of the study indicate that the habit of chewing betel nut and smoking is an integral part of the local culture that is passed down from generation to generation. As many as 75% of respondents came from families who had the habit, with the majority stating that they had not experienced any changes in this practice. Although there are benefits perceived from both habits, such as freshness and enjoyment, there are also reports of negative impacts on health. This study highlights the importance of preserving ethnobotanical knowledge as an effort to conserve local biological and cultural resources.
Uji Viabilitas dan Pertumbuhan Kecambah Kacang Hijau (Vigna Radiata) Selama 11 Hari Na’illah Ega Sivana; Nathania Rahadatul ‘Aisy; Nurul Mawaddah; Rahajeng Galuh Tribuana; Rifqi Ilham; Ita Fitriyyah
Tumbuhan : Publikasi Ilmu Sosiologi Pertanian Dan Ilmu Kehutanan Vol. 2 No. 1 (2025): Januari : Tumbuhan : Publikasi Ilmu Sosiologi Pertanian Dan Ilmu Kehutanan
Publisher : Asosiasi Riset Ilmu Tanaman Dan Hewan Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.62951/tumbuhan.v2i1.196

Abstract

This study aims to test the viability and growth of mung bean (Vigna radiata) sprouts for 11 days. Mung beans were chosen as the object of research because of the ease of the germination process and high nutritional value. The methods used include preparing germination media with moistened opaque paper, as well as observing the parameters of normal, abnormal, and dead seeds. The results showed that in the first repetition, the number of normal sprouts reached 17 seeds with a germination power of 68%, while in the second repetition there were only 11 normal seeds. This study indicates that environmental conditions and proper treatment greatly affect seed viability. Thus, it is important to maintain optimal conditions to increase germination and plant growth results.