The main form of vitamin E in the body is

Question

BlackTom AI · Accepted Answer

The question asks about the main form of vitamin E present in the body. 
Option 1: beta-tocopherol. While beta-tocopherol is a form of vitamin E, it is not the predominant form stored or utilized in human tissues; its biological activity and tissue levels are generally lower than alpha-tocopherol. 
Option 2: delta-tocopherol. Delta-tocopherol is another form of vitamin E but occurs in much smaller amounts in the body and does not serve as the primary circulating or stored form. Its activity is not the major contributor to vitamin E status. 
Option 3: gamma-tocopherol. Gamma-tocopherol is common in the diet (many plant oils contain it), but in humans the liver preferentially retains and maintains alpha-tocopherol due to specific transport and metabolic preferences, so gamma-tocopherol is not the main form in the body. 
Option 4: alpha-tocopherol. This form is the most abundant and biologically active form of vitamin E in humans. The alpha-tocopherol transfer protein in the liver preferentially sequesters alpha-tocopherol into very-low-density lipoproteins for distribution, making it the main circulating and tissue-resident form. 
In summary, although other tocopherol forms exist and contribute to vitamin E activity, alpha-tocopherol is the predominant form in the body due to selective hepatic handling and higher biological activity.

The main form of vitamin E in the body is单项选择题

类似问题

A middle age gentlemen thinks it might be a good idea to look younger and to prevent angina. He may choose the following vitamin as a part of his new life-style:

John had a minor burn, and decided to use the following vitamin:

Which micronutrient is a powerful antioxidant that helps to prevent damage to cell membranes?

3. The speaker seems most disappointed about:

2. A typical flying car costs about Answer Question 2[input] times more than a regular car.

Listen to this mini-lecture about flying cars, and answer the following questions. Questions 1 and 2. Complete the following sentences with a NUMBER only. Do NOT write words.1. Car batteries would need to provide Answer Question 1[input] times more energy for a flying car.

Choose A, B, C or D as the best answer.30. The author’s main argument is that __________.

更多留学生实用工具

智能学习助手

风格化写作助手

论文查重助手

文献引用助手

课堂转译助手

课堂笔记助手

Quiz搜索助手

学校历年真题

智能刷题助手

智能匹配练习

希望你的学习变得更简单