| 单词 | phototropism |
| 释义 | phototropism noun[U] biologyspecializeduk/fəʊˈtɒt.rə.pɪ.zəm//ˌfəʊ.təˈtrəʊ.pɪ.zəm/us/foʊˈtɑː.trə.pɪ.zəm/thegrowthormovementof aplant, or of aparticularpartof aplant, towardslightor away from it （植物）向旋光性，趋旋光性Biochemistry
Examplesofphototropismphototropism If anything in these experiments the negativephototropismwas rather, more marked. From theCambridge English Corpus First, the action of the horizontal rays tending to drive the tick in a direction away from the source of light owing to the negativephototropism. From theCambridge English Corpus The directional polar transport of auxin mediates plant environmental responses through processes such asphototropismand gravitropism. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.Light regulates three major plant processes: photosynthesis,phototropism, and photoperiodism. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The cells on the plant that are farthest from the light have a chemical called auxin that reacts whenphototropismoccurs. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.One mechanism forphototropismin robotics is implementation of a light sensor where a direct feedback system allows for interaction with the environment. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.His areas of expertise were photosynthesis,phototropismand algae. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.There are some tropical vines that develop skototropism, and grow away from the light, a type of negativephototropism. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.They are known for their strongphototropismresponse and helical growth of the sporangium. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.He worked on the neural system of insects, onphototropismand on the evolution of sight. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Phototropismis the effect of light on plant growth that causes the plant to grow toward or away from the light. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Together phytochromes and cryptochromes inhibit gravitropism in hypocotyls and contribute tophototropism. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Phototropismis one of the many plant tropisms or movements which respond to external stimuli. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The specific aim of this project was to investigatephototropismin plants grown in microgravity conditions without the complications of a 1-g environment. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Experiments performed were used to explore the mechanisms of both blue-light- and red-light-inducedphototropismin plants. 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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