Helixanthera sp is a species of parasite from the Loranthaceae family which can be used as a medicinal plant. This study aims to isolate and characterize secondary metabolites compounds from n-hexane extract of rubber parasite leaves (Helixanthera sp) and carry out a toxicity test using the Brine Shrimp Lethality Test (BSLT) method. Isolation was carried out using theb maceration method using m…
This research is based on the low learning result of PPKn students in SMA Negeri 2 Pangkalan Kuras Kabupaten Pelalawan. The formulation of the problem in this research is: "Is there any influence of peer lessons learning model on the learning outcomes of PPKn IPA class X students in SMA Negeri 2 Pangkalan Kuras Kabupaten Pelalawan?" This research aims to know the effect of peer lessons lear…
The aim of this research is to know the effectiveness of boiled sambiloto leaf for primary dismenorrea to girl teenagers. The design of this research is quasy experiment with one group pre-test post-test method to girl teenager use boiled sambiloto leaf for experiment group. This research do in senior high school I of Pekanbaru with 20 sample and to get that use purposive sampling. This res…