Joe Dunman's Schoolhouse was the only school in that school community, and it reported a student population of 13 in 1883. Harris County Common School Districts: In 1884, Texas passed the Common School Law, which provided for a system of county schools to be established across the state.
1 9. 2  Disadvantages Of Nanoparticlesï Small size & large surface area can lead to particle aggregation .ï Physical handling of nano particles is difficult in liquid and dry forms.ï Limited drug loading.ï Toxic metabolites may form.3  10. Disadvantages Of Nanoparticlesï Small size & large surface area can lead to particle aggregation .ï Physical handling of nano particles is difficult in liquid and dry forms.ï Limited drug loading.ï Toxic metabolites may form. 2  10.
Advantages and disadvantages, microarrayAdvantages of DNA microarray tests include high throughput (lots of information with one test), and good coverage of the genome with th â¦ e chips that have larger numbers of test spots.ome disadvantages of DNA recombinant technology include: - huge consumer resistance to Genetically modified food (i.e. many people do not like food that has been 'tampered with' genetically. - Genetic variety reduced (e.g. in crops, the amount of alleles is drastically reduced).