Micropyle

2.1 Integuments, micropyle and chalaza. 2.2 Nucellus, megaspore and perisperm ... During germination, the seedling's radicle emerges through the micropyle. ...
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Aspects of the topic micropyle are discussed in the following places at Britannica. Assorted References reproduction in plants ( in angiosperm (plant): Ovules; ...After initiation of the carpel wall, one or two integuments arise near the base of the ovule primordium, grow in a rimlike fashion, and enclose the nucellus, leaving only a small opening called the...
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Aspects of the topic micropyle are discussed in the following places at Britannica. Assorted References reproduction in insects ( in insect (arthropod class): Reproductive system; The eggshell, or chorion, commonly provided with an air-filled meshwork, provides for respiration of the developing embryo. The chorion is also pierced by micropyles, fine canals...
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Information about micropyle in the free online English dictionary and ... micropyle (mkr-pl) ... micropyle - minute opening in the wall of an ovule through ...
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micropyle. Definition from Wiktionary, a free dictionary. Jump to: navigation, search ... Retrieved from "http://en.wiktionary.org/wiki/micropyle" ...
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micropyle - definition of micropyle by the Free Online Dictionary ... The micropyle opening allows the pollen tube to enter the ovule for fertilization. ...
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A study of the external and internal structure of the haricot bean seed and the importance of ... There is a tiny hole in the testa called the micropyle. ...
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Describes the conditions needed for seeds to germinate and the development of ... The radicle grows in length and moves out of the seed through the micropyle. ...
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What is micropyle? Meaning of micropyle medical term. What does micropyle mean? ... micropyle. an opening through which a spermatozoon enters certain ova. ...
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Pronunciation of micropyle. micropyle synonyms. micropyle usage examples and micropyle quotes. ... 9th, 2009, from www.yourdictionary.com/micropyle. Comments: ...
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micropyle. noun (Gr. mikros: small; pylê: door, way) A small opening in the integuments of a plant ... It remains as an opening in the testa of most seeds ...
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The micropyle is a. tiny opening in the seed coat where pollen entered the seed and caused it ... The micropyle is also where most of the action takes place ...
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Examination of micropyle at fertilization is difficult if eggs are large and ... surrounding the micropyle, or if they are positively buoyant in water. ...
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