A deficiency of riboflavin can be primary - poor vitamin sources in one's daily diet - or secondary, which may be a result of conditions that affect absorption in the intestine, the body not being able to use the vitamin, or an increase in the excretion of the vitamin from the body.
Substantial evidence means more than a mere scintilla. It means such relevant evidence as a reasonable mind might accept as adequate to support a conclusion.. Richardson v. Perales, 402 U.S. 389, 401 (1971).
CIRCUMSTANTIAL EVIDENCEâENTIRE CASE 1 There are two types of evidence; namely, direct evidence and circumstantial evidence. In this case, the People conten d that there is circumstantial evidence of the defendant's guilt. Let me explain what constitutes direct and circumstantial evidence and how they differ. Direct evidence is evidence of a fact based on a witness's personal knowledge o r observation of that fact. A per son's guilt of a charged crime may be pr oven by direct evi dence if, standing alone, that evidence satisfies a jury beyond a reasonable doubt