单词 | collenchyma |
释义 | BETA Examples ofcollenchymaDictionary> Examples ofcollenchyma collenchymaisn’t in the Cambridge Dictionary yet. You can help! Add a definition The outer cortical cells often acquire irregularly thickened cell walls, and are calledcollenchymacells. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Collenchymacells are typically quite elongated, and may divide transversely to give a septate appearance. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Stretchable support (without elastic snap-back) is a good way to describe whatcollenchymadoes. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Collenchymacells have thin primary walls with some areas of secondary thickening. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The plant cells which contain chloroplasts are usually parenchyma cells, though chloroplasts can also be found incollenchymatissue. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In its extended position, the cells of the entirecollenchymaare distended with water. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The walls ofcollenchymain shaken plants (to mimic the effects of wind etc.), may be 40100% thicker than those not shaken. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Collenchymacells are usually living, and have only a thick primary cell wall made up of cellulose and pectin. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Collenchymaprovides extra structural support, particularly in regions of new growth. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Collenchymatissue makes up things such as the resilient strands in stalks of celery. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The term was derived from the tissue in which the cells occur:collenchyma. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The namecollenchymain turn was borrowed from botany because of a fancied, essentially irrelevant, resemblance between sponge tissue and a particular class of ground tissue in plants. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Unlike thecollenchyma, mature sclerenchyma is composed of dead cells with extremely thick cell walls (secondary walls) that make up to 90% of the whole cell volume. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Composed of parenchyma,collenchymaand sclerenchyma cells. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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