"Nucleic acid",
"Nucleic Acid-Structure and physicochemical properties",
"DNA and RNA structure: nucleic acids as genetic material",
"The Differences Between DNA and RNA",
"What is a Phosphodiester bond?",
"Secondary Structure of DNA and RNA  ",
"DNA Strand Diagram",
"History of DNA Models",
"Chargaff's Rule of Base Pairing",
"The Watson-Crick Model of DNA (1953)",
"Franklin's X-Ray Crystallography Experiments:",
"Hoogsteen and reverse Hoogsteen base pairs",
"Biological Importance of DNA",
"quadruple-helix DNA",
"Packaging of DNA Helix in Prokaryotes and Eukaryotes",
"The Central Dogma",
"Structure and Function of Cellular Genomes",
"How DNA Works",
"Okazaki Fragments",
"DNA Sequencing",
"Inhibition of Nucleic Acid Synthesis",
"Non-coding DNA",
"D-loop replication",
"DNA: Damage Types and Repair Mechanisms",
"What Are mRNA, rRNA and tRNA?",
"Steps of Genetic Transcription",
"Inhibitors of Transcription or Translation",
"Prokaryotic vs Eukaryotic Transcription",
"The RNA world",
"RNA Processing in Eukaryotes",
"Genetic code",
"Regulation of Gene Expression"














stringArrayList.add("Nucleic acid");

stringArrayList.add("Nucleic Acid-Structure and physicochemical properties");

stringArrayList.add("DNA and RNA structure: nucleic acids as genetic material");

stringArrayList.add("The Differences Between DNA and RNA");

stringArrayList.add("What is a Phosphodiester bond?");

stringArrayList.add("Secondary Structure of DNA and RNA ");

stringArrayList.add("DNA Strand Diagram");

stringArrayList.add("History of DNA Models");

stringArrayList.add("Chargaff's Rule of Base Pairing");

stringArrayList.add("The Watson-Crick Model of DNA (1953)");

stringArrayList.add("Franklin's X-Ray Crystallography Experiments:");

stringArrayList.add("Hoogsteen and reverse Hoogsteen base pairs");

stringArrayList.add("Biological Importance of DNA");

stringArrayList.add("quadruple-helix DNA");

stringArrayList.add("Packaging of DNA Helix in Prokaryotes and Eukaryotes");

stringArrayList.add("The Central Dogma");

stringArrayList.add("Structure and Function of Cellular Genomes");

stringArrayList.add("How DNA Works");

stringArrayList.add("Okazaki Fragments");

stringArrayList.add("DNA Sequencing");

stringArrayList.add("Inhibition of Nucleic Acid Synthesis");

stringArrayList.add("Non-coding DNA");

stringArrayList.add("D-loop replication");

stringArrayList.add("DNA: Damage Types and Repair Mechanisms");

stringArrayList.add("What Are mRNA, rRNA and tRNA?");

stringArrayList.add("Steps of Genetic Transcription");

stringArrayList.add("Inhibitors of Transcription or Translation");

stringArrayList.add("Prokaryotic vs Eukaryotic Transcription");

stringArrayList.add("The RNA world");

stringArrayList.add("RNA Processing in Eukaryotes");

stringArrayList.add("Genetic code");

stringArrayList.add("Regulation of Gene Expression");

















if (selected.equals("Nucleic acid")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/1.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Nucleic Acid-Structure and physicochemical properties")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/2.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("DNA and RNA structure: nucleic acids as genetic material")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/3.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("The Differences Between DNA and RNA")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/4.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("What is a Phosphodiester bond?")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/5.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Secondary Structure of DNA and RNA ")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/6.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("DNA Strand Diagram")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/7.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("History of DNA Models")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/8.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Chargaff's Rule of Base Pairing")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/9.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("The Watson-Crick Model of DNA (1953)")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/10.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Franklin's X-Ray Crystallography Experiments:")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/11.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Hoogsteen and reverse Hoogsteen base pairs")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/12.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Biological Importance of DNA")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/13.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("quadruple-helix DNA")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/14.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Packaging of DNA Helix in Prokaryotes and Eukaryotes")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/15.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("The Central Dogma")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/16.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Structure and Function of Cellular Genomes")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/17.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("How DNA Works")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/18.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Okazaki Fragments")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/19.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("DNA Sequencing")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/20.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Inhibition of Nucleic Acid Synthesis")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/21.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Non-coding DNA")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/22.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("D-loop replication")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/23.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("DNA: Damage Types and Repair Mechanisms")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/24.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("What Are mRNA, rRNA and tRNA?")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/25.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Steps of Genetic Transcription")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/26.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Inhibitors of Transcription or Translation")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/27.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Prokaryotic vs Eukaryotic Transcription")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/28.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("The RNA world")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/29.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("RNA Processing in Eukaryotes")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/30.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Genetic code")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/31.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }

if (selected.equals("Regulation of Gene Expression")) { Intent i = new Intent(MainActivity.this, DetailActivity.class); i.putExtra("id", position); i.putExtra("url" , "file:///android_asset/32.htm" ); i.putExtra( "value", adapter.getItem(position)); startActivity(i); }