Tag: RNA
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Cell Cycle & Cell Division – Mitosis
Key points: Chromosomes are cellular structures. They carry genes & are composed of DNA, RNA & proteins. Haploid Eukaryotic Cell contains one copy of each chromosome. Diploid Eukaryotic Cell contains two copies of each chromosome. Prokaryotic Cell divide by fission. Eukaryotic Cell divide by Mitosis & Cytokinesis. Most gametes are formed by Meiosis. ‘Cell Cycle’…
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Prokaryotic & Eukaryotic Cells
Living World is classified into 3 division or domains, namely: 1) Bacteria (Eubacteria) 2) Archaea (Archae-bacteria) 3) Eukaryotes Bacteria & Archaea are grouped separately under Prokaryotes. Since, Viruses lack metabolic apparatus & considered non-living outside host cell, they are classified separately from the above divisions. Examples: Bacteria – Escherichia coli, Lactobacillus, Mycoplasma, Cyanobacteria etc. Archaea…