The following points highlights the top fifteen cases on monohybrid cross. Case # 1. What will be the appearance of (a) F1 and (b) F2 progenies when a pure (homozygous) tall pea plant is crossed with a pure (homozygous) dwarf pea plant? Tallness (T) gene is dominant over dwarfness (t) gene. Solution: Pure (homozygous) tall pea plant = TT Pure [...]
Get the answer of: How Microbes Evolved on Earth? The Earth, which began to form 4.6 billion (4600 Ma = megaanum, or million years) ago, had a reduced atmosphere before life originated on it. It is thought that the reduced atmosphere of earth consisted largely of gaseous forms of nitrogen, hydrogen, carbon dioxide and water vapour; with smaller amounts of [...]
Learn about the comparison between Arecaceae and Poaceae. Comparison # Arecaceae (Palmaceae): 1. Plants-Mostly trees, a few shrubs. 2. Leaves-Large, palmately or pinnately divided. 3. Inflorescence- Panicle or spike enclosed in spathe. 4. Flower-Unisexual, rarely bisexual. 5. Perianth-Tepals, 6, in two whorls. 6. Stamens-Generally 3+3. 7. Carpels-Tricarpellary, syncarpous rarely apocarpous, uni or trilocular. 8. Fruit-Berry or drupe. 9. Floral formula- [...]