Vitamin D, which is considered an essential nutrient, is produced by the action of sunlight on the skin. Its physicological relevance is related to the maintenance of bone health and calcium homeostasis. In addition, vitamin D is also consider...
焊接接桩质量应符合现行国家标准《建筑地基基础工程施工规范》GB51004 的要求，上下节桩接头端板表面应清洁干净；上下节桩错位不宜大于 10mm，在坡口内多层满焊，每层焊缝接头应错开；坡口、厚度应符合设计要求，不应有夹渣、气孔等缺陷。（ ）
Vitamins B and C are two water-soluble vitamins. Due to the various types of vitamin B, they can be found in a variety of sources. Vitamin B performed two main functions in the human body: one to make energy from the ingested food and to make red blood cells. It's important to ...
【小题2】从第二段darker-skinned people produce less vitamin D than lighter-skinned people. The amount also decreases in older people可知年老深色皮肤的人产生的Vitamin D最少。 【小题3】从第三段Foods high in this vitamin include oily fish andfish liveroils(鱼肝油)Farmed fish.。。。found in be...
百度试题 题目which vitamin maintain the functions of eyes ( ) 相关知识点: 试题来源: 解析 VitaminA 反馈 收藏
primary structure and functions of proteins by an example. Chapter3 Vitamins I、Choose one correct answer. Mark your answer by circling the capital letter you choose. 1. Vitamin D belongs to A. Fat soluble B. Water soluble C. Both A and B D. Insoluble E. Not above all 2. The active...
Answer to: The fat-soluble vitamins include all of the following except a) Vitamin E. b) Vitamin A. c) Vitamin K. d) Vitamin B. e) Vitamin D By...
One of the main functions of vitamin D in the body is to increase intestinal calcium absorption and thereby supporting bone density. A combination of vitamin D and calcium supplements to nursing home residents has shown to increase bone density and reduce fracture risk [6, 9]. Therefore, since...
Vitamin D has several important functions. Perhaps the most vital are regulating the absorption of calcium and phosphorus, and facilitating normal immune system function. Getting a sufficient amount of vitamin D is important for normal growth and development of bones and teeth, as well as improved ...
C. Aranow Vitamin D and the immune system J Investig Med, 59 (6) (2011), pp. 881-886 View in ScopusGoogle Scholar 27 J.M. Lemire, D.C. Archer, L. Beck, H.L. Spiegelberg Immunosuppressive actions of 1,25-dihydroxyvitamin D3: preferential inhibition of Th1 functions J Nutr, 125 (...