Relationship between vitamin D and sunrays
Illustrate the relationship between vitamin D and sunrays?
Expert
Vitamin D or calciferol is synthesized in the skin by the action of ultraviolet range of sunrays on precursor molecules. Afterward it is converted into its active form in the liver and kidneys.
Name the five classes of vertebrates? To which of such do human beings belong?
How position of the stomata changed in some plants in order to prevent the excessive loss of the water through transpiration?
Of what substances is the nucleolus made up of? Is there a membrane about the nucleolus?
Explain whether the xylem and the phloem are made up of the living cells?
Power Conflict: In a matrix organization, project managers have a lot of designated authorization; however they don’t have much formal authority. In project-centered organization like construction, engineering or the IT industries, the organizat
What is role performed by the pneumatic bones?
Write down the average incubation period of the Chagas’ disease? And also write down some signs and symptoms of acute phase of the Chagas’ disease?
Specify the explanation for bleeding which accompanies the menses?
How the excretory system of annelids is be explained?
Write down the relation between the concepts of the chromosome and chromatin? Are heterochromatin and euchromatin component of chromosomes?
18,76,764
1958105 Asked
3,689
Active Tutors
1453951
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!