Which of the Following Compounds Serves as the Major Precursor

question 95

Multiple Choice

Which of the following compounds serves as the major precursor for the body's synthesis of vitamin D?

• A) cholesterol
• B) tryptophan
• C) beta-carotene
• D) eicosapentanoic acid

---

Definitions:

Expected Number

In statistics, refers to the predicted count of occurrences in an experiment or survey under the assumption of a particular model or hypothesis.

Probability

The measure of the likelihood that a given event will occur, expressed as a number between 0 and 1.

First Serve

In tennis, the initial serve attempt in a point, which, if unsuccessful, is followed by a second chance known as the second serve.

Mean

The average value of a set of numbers, calculated by dividing the sum of all the numbers by the count of numbers.