Fish have scales. The scales of most fish are ___. A. silver B. gold C. blue D. pink 相关知识点: 试题来源: 解析 A。解析:大多数鱼的鳞片是银色的。选项 B 金色不是大多数鱼鳞片的颜色;选项 C 蓝色和选项 D 粉色也不符合鱼鳞片的颜色。反馈...
These types of scales are a characteristic feature of cartilaginous fish and are very common in this category. If you were to view a fish with placoid scales, you would be able to observe that they’re closely set together on the skin. This often gives the surface of these fish a sandpap...
ctenoid- Means "resembling a thin-toothed comb"—like the scales of some fish. level- Based on Latin libella, a diminutive of libra, "balance; scales." scab- First pertained to any skin disease in which pustules or scales were formed, and is from Old Norse skabbr, "crust over a wo...
Why do Fish have Scales? Learn why fish have scales, and how they are beneficial with the help of this sea biology for kids animated educational module.
:a set of graduated wage rates also : minimum wage More from Merriam-Webster onscale Nglish:Translation ofscalefor Spanish Speakers Britannica English:Translation ofscalefor Arabic Speakers Britannica.com:Encyclopedia article aboutscale Last Updated: ...
shaped clip so that the head of the fish is fixed in all directions; a steel wire brush applies force to the surface of a fish belly, and the plate body has counter-acting force to the fish belly, so that the operation of removing the scales of the fish belly is completed conveniently...
1992. Reconstruction of the history of Pacific sardine and northern anchovy populations over the past two millennia from sediments of the Santa Barbara Basin, California. Calif. Coop. Oceanic Fish. Invest. Rep. 33: 24-40... TR Baumgartner,A Soutar,V Ferreira-Bartrina 被引量: 680发表: 1992...
It was the first time that this species were used as sources of collagen. Extraction of collagen from fish scales was done in two steps. In the first step, fish scales were demineralized using EDTA. Energy dispersive X-ray analysis of demineralized scale was carried out for quantitative ...
Define scales down. scales down synonyms, scales down pronunciation, scales down translation, English dictionary definition of scales down. n. 1. a. One of the many small hard dermal or epidermal structures that characteristically form the external cover
百度试题 结果1 题目Fish are known for their ___ scales. A. shiny B. dull C. dirty D. old 相关知识点: 试题来源: 解析 A。鱼以其闪亮的鳞片而闻名;“dull”暗淡的;“dirty”脏的;“old”旧的,都不符合鱼鳞片的特点。反馈 收藏