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Q. Embryology in relation to taxonomy?
Embryological information has been used for taxonomic purposes at various levels of classification. You know of a very basic division of the plant kingdom into 2 units; the Thallophytes and the Embryophyta where plants are recognised on the basis of the behaviour of the zygote in addition to other characters.
1. Anther2. Quadripartition of the microspore mother cell.3. Pollen grain.4. Development and structure of the ovule.5. Origin and extent ,of the sporogenous tissue in the ovule.6. Megasporogenesis and development of the embryo sac.7. Form and organisation of the mature embryo sac.8. Fertilisation.9 .' Endosperm.10. Embryo.11. Seed-coat.12. Special features.
In the same way you are also aware that the characters of the embryo along with several other features provide the basis for the division of the angiosperms into 2 major groups, the monocotyledons and the dicotyledons.
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Are the arteries or the veins constituted of more muscle tissue? How dissimilar are the walls of these two types of blood vessels? The arterial system has thicker muscle walls
BIOLOGY - A SCIENCE OF EXCEPTION - Some common examples to prove it are - 1. Embryos of dicot plants have 2 cotyledons but in cuscuta (Dodder plant or amer bel or Aka
Define about the Anthropometry Method? Anthropometry refers to the measurement of the size and proportions of' the human body. Anthropometric prediction equations estimate body
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Epithelial cells of the kidney proximal tubule ? A. The sodium-glucose co-transporter in the luminal membrane is responsible for the net flux of glucose from luminal space to
Liver necrosis?
Gills - Respiration Gills are highly vascularised extensions of gas exchange membranes. The simple type may be extension of the body surface as in sea-slugs, sea stars and ma
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