​DNA Replication || Meselson and Stahl Experiment || Biology Class 12 || NEET || LRNR Classes

<p>​Translation Part-1:- Definition, Steps - Activation of Aminoacid | Initiation of Polypeptide Chain | Biology Class 12 | LRNR Classes | Priyadarshini Madam<br><br>Definition of Translation,<br>Steps of Translation:<br>Activation of Aminoacid - Aminoacyl T-RNA Synthetase Enzyme - Aminoacyl Adenylate Complex Formation <br>Transfer of Activated Aminoacid to T-RNA - Aminoacyl T-RNA Complex Formation - Aminoacid attaching site of T-RNA<br>Initiation of Polypeptide Chain - Guanosine Triphosphate - Initiation Factors in Prokaryote and Eukaryote - Seven Mg Capping in M-RNA - A site, P site and E site of Ribosome - Smaller and Larger subunit of Ribosome - Anticodon arm of T-RNA - Aminoacid for AUG in Eukaryote and Prokaryote - Methionine and n-formal methionine <br><br>​​<br></p>

<p>​Packaging of DNA | Nucleosome Model | Histone Protein | Core DNA | Core Histone | Linker DNA | Linker Histone | Difference between Histone and Non Histone Protein | LRNR Classes | Priyadarshini Madam</p><p><br></p><p>Packaging of DNA,<br>Nucleosome Model,<br>Histone Protein,<br>Core DNA,<br>Core Histone,<br>Linker DNA,<br>Linker Histone,<br>Difference between Histone and Non Histone Protein,<br>CBSE Class 12 Biology,<br>CHSE Class 12 Biology,​​<br></p>

<p><span style="background-color: rgb(249, 249, 249); color: rgb(3, 3, 3);">CHSE Board Class 12 - Sexual Reproduction in Flowering Plants Part-3 || Pollen Pistil Interaction || Development of Pollen Tube (Porogamy - Mesogamy - chalazogamy) Double Fertilization || Triple Fusion || LRNR Classes || Priyadarshini Madam</span></p>

<h1>Biology Class 12 Molecular Basis of Inheritance - DNA, RNA, and Genetic Code || NEET || LRNR Classes</h1><p><br></p><p>​Biology Class 12 Molecular Basis of Inheritance - DNA RNA and Genetic Code<br><br>Search for genetic material:<br>Contribution of Scientist - Mendel, Fredrick Mischer, R.Altmann, Levene<br><br>What is Nucleic, <br>What is a Nucleic Acid,<br>What is DNA,<br>What is RNA,<br><br>Chemical structure &amp; composition of DNA, RNA:<br>nucleoside, nucleotide,4 nitrogenous bases (purine-Adenine, Guanine &amp; pyrimidine bases-cytosine, uracil, Thymine), Pentose Sugar(deoxyribose, Ribose), the phosphate group<br><br>Different types of bond<br>1) between sugar &amp; base:- glycosidic bond<br>2) between sugar and phosphate:-phosphodiester bond<br>3) between base &amp;base:-hydrogen bond<br>4) between 2 nucleotide:-glycosidic bond<br><br>Base pairing:-<br>Adenine pairs with Thymine or uracil with 2 hydrogen bonds<br>Guanine pairs with cytosine with 3 hydrogen bonds​​<br></p>