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.
Describe briefly the law of use and disuse and by law of transmission of obtained characteristics?
Define plant cell vacuoles? What are their fundamental functions? How is the covering membrane of the vacuoles termed?
How does CD4 counting act to monitor HIV infection? What is another laboratory technique to follow up disease?
Describe the general functions of connective tissues?
How excretory system of the mollusks is typified?
How reproduction is completed in beings of class Reptilia?
What is plasma membrane of the cell? What are its major functions?
Describe the main evolutionary innovation represented by nematodes? What is the benefit of that innovation?
What are vocal cords?
Name the type of circulatory system in molluscs? How can it be contrasted to respiratory system of the annelids?
18,76,764
1949812 Asked
3,689
Active Tutors
1449306
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!