空后两句分别是对fat-soluble vitamins和water-soluble vitamins进行的解释。故选A。3、[解析] 第三段的核心词是Vitamin A,而空后谈到了缺乏维生素A会造成的问题。D项“维生素A对上皮细胞的生长和健康很重要”在句意上与后句相关,都在突出维生素A的重要性。故选D。4、[解析] 空前一句说到Vitamin A能如何被...
The B vitamins, especially vitamin B12, thiamine and biotin, seem to be the most generally required Some species may be unable to thrive until a particular vitamin, or group of vitamins, is present in the water. These vitamins are produced only by another species: hence, a succession of spe...
Different vitamins are found in different foods. Then which foods should be eaten to keep us healthy? Let's look at some important vitamins for the answer. Vitamin A helps to protect skin from becoming dry. It is also helpful to the eyes. Without vitamin A, you cannot see well in darkne...
may be unable to thrive until a particular vitamin, or group of vitamins, is present in the water.These vitamins are produced only by another species; hence, a succession of species could occur whereby first the vitamin-producing species is present and then the vitamin-requiring species follows...
(57)< Abstract > As for this invention, it regards the method and the composition for preventing and remedy the scarcity of the vitamin and the other nutrient in hemodialysis and the peritoneum dialysis patient. The patient is dialyzed with the being transparent coacervation which also includes ...
百度试题 结果1 题目Which drink has a lot of vitamin C? A. Milk B. Juice C. Water D. Coffee 相关知识点: 试题来源: 解析 B。果汁含有大量的维生素 C。牛奶主要含钙等。水没有维生素 C。咖啡一般也不含维生素 C。反馈 收藏
A vitamin is water soluble when it can dissolve in water. Water soluble vitamins travel freely in the bloodstream, are not stored in the body, and get...Become a member and unlock all Study Answers Start today. Try it now Create an a...
百度试题 结果1 题目Which fruit is known for its high vitamin C content? A. Grapes B. Oranges C. Watermelons D. Pears 相关知识点: 试题来源: 解析 B。橙子以高维生素 C 含量而闻名。葡萄、西瓜和梨的维生素 C 含量相对较低。反馈 收藏
"Specifically Vitamin E" -- Vitamin E is a fat soluble vitamin. Although it can be "water solubilized" in the lab to help its absorption through the intestinal wall, once it is absorbed into the body it would appear to behave as a fat soluble vitamin does. ...
What is the role of water-soluble vitamins in our body? Explain the difference between water-soluble and fat-soluble vitamins. Explain how vitamins are different from minerals, and distinguish between a fat-soluble vitamin and a water-soluble vitamin. Which type of vitamin ...