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Concept explainers
(a)
Interpretation: The validation of the pairing of calcitriol and vitamin A has to be stated.
Concept introduction: Vitamin A is a fat soluble vitamin. Vitamin A is found in eyes. It participates in the development of sperm. Calcitriol is the precursor of vitamin D. Vitamin D can be taken from sunlight.
(b)
Interpretation: The validation of the pairing of retinoic acid and vitamin D has to be stated.
Concept introduction: Retinoic acid is the precursor of vitamin A. Retinoic acid is formed from retinal. Vitamin A helps in growth and reproduction, vision. Vitamin D is obtained from sunlight. It helps in strengthing of bones.
(c)
Interpretation: The validation of the pairing of phylloquinone and vitamin E has to be stated.
Concept introduction: Phylloquinone is also known as vitamin K1. Vitamin K helps in blood clotting and the formation of prothrombin. Vitamin E is obtained from vegetable oil, seeds and nuts. Vitamin E functions as an anti-oxidant in the human body.
(d)
Interpretation: The validation of the pairing of tocopherol and vitamin K has to be stated.
Concept introduction: Vitamin K exists in different forms but all the forms have methylated napthoquinone structure. Some of the forms of Vitamin K are vitamin
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Chapter 21 Solutions
EBK GENERAL, ORGANIC, AND BIOLOGICAL CH
- Indicate whether each of the following is a fat-soluble or a water-soluble vitamin. a. Vitamin K b. Vitamin B12 c. Vitamin C d. Thiaminarrow_forwardIdentify each of the following vitamins as water-soluble or fat-soluble. a. tocopherolc. folic acid b. niacind. retinolarrow_forwardWhat is the principal function of vitamin E in the human body?arrow_forward
- General, Organic, and Biological ChemistryChemistryISBN:9781285853918Author:H. Stephen StokerPublisher:Cengage LearningOrganic And Biological ChemistryChemistryISBN:9781305081079Author:STOKER, H. Stephen (howard Stephen)Publisher:Cengage Learning,Chemistry for Today: General, Organic, and Bioche...ChemistryISBN:9781305960060Author:Spencer L. Seager, Michael R. Slabaugh, Maren S. HansenPublisher:Cengage Learning
- Introduction to General, Organic and BiochemistryChemistryISBN:9781285869759Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar TorresPublisher:Cengage LearningChemistry: Matter and ChangeChemistryISBN:9780078746376Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl WistromPublisher:Glencoe/McGraw-Hill School Pub Co
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