South africa research

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Báo cáo khoa học: Multi-tasking of nonstructural gene products is required for bean yellow dwarf geminivirus transcriptional regulation

Mastreviridae, of the family geminiviridae, possess a monopartite genome and are transmitted by leafhoppers. Bean yellow dwarf dirus (BeYDV) is a mastrevirus which originated from South Africa and infects dicoyledenous plants, a feature unusual for mastreviridae. Previously, the nonstructural proteins Rep and RepA were examined with respect to their independent roles in BeYDV replication.

13p inspiron33 25-03-2013 30 4 Download

Research " THE EFFECTS OF EDUCATION ON ECONOMIC GROWTH: THE CASE OF BOTSWANA AND SOUTH AFRICA (1970-1994) "

THE EFFECTS OF EDUCATION ON ECONOMIC GROWTH: THE CASE OF BOTSWANA AND SOUTH AFRICA (1970-1994) I see four possible explanations for the pattern of results. First, it may be that I have mis-measured the extent of Tiebout choice by focusing on a district-level choice index where in fact the relevant measure of parents exit options is at the school level. Second, parents may have no concern whatever for the peer group, and may choose schools purely for their effectiveness.

168p mualan_mualan 25-02-2013 70 10 Download