Various types of Coronaviruses are enveloped RNA viruses from the Corona-viridae family and part of the Coronavirinae subfamily. This family of viruses affects neurological, gastrointestinal, hepatic, and respiratory systems. Recently, a new memb-er of this family, named Covid-19, is moving around the world. The expansion of Covid-19 carries many risks, and its control requires strict planning ...

The aim of this research is to know the implementation Concept-Oriented Reading Instruction (CORI) in improving students’ reading comprehension analytical exposition text and find out whether there a significant difference between students who were taught by using CORI those not. This used quantitative approach with experimental which was conducted at an Islamic High School Kemuja, Bangka Belit...

Asymmetric volatility refers to the stylized fact that stock volatility is negatively correlated to stock returns. Traditionally, this phenomenon has been explained by the financial leverage effect. This explanation has recently been challenged in favor of a risk premium based explanation. We develop a new, unlevering approach to document how well financial leverage, rather than size, beta, boo...

Tujuan dari penelitian ini untuk mengetahui.pengaruh.pembelajaran sirkuit terhadap.kebugaran jasmani.dan motivasi.belajar peserta didik. Jenis yang digunakan ialah kuantitatif dengan desain randomized control group pretest-posttes design. Terdapat dua kelompok sebagai sampel penelitian, yaitu eksperimen dan control. Instrumen mengukur kebugaran jasmani didik adalah Tes Jasmani Indonesia(TKJI) u...

Knowledge of dietary mechanical properties can be informative about physical consequences to consumers during ingestion and mastication. In this article, we examine how Tamarindus indica fruits can affect dental morphology in a population of ring-tailed lemurs (Lemur catta) at Beza Mahafaly special reserve in southwestern Madagascar. Ring-tailed lemurs in tamarind dominated gallery forests exhi...

This study aims to improving the students’ writing ability through note-taking technique. applied quasi-experiment method. The population of this was all tenth grade students with a total number 318 and 80 were taken as sample in experimental control group. In collecting data, written test descriptive paragraph used, data analysed by using SPSS 23. result showed that group average score pre-t...