Apatient exhibiting dermatitis, diarrhea, and dementia symptoms will most likely be lacking in which vitamin?

A patient with "the 4 D's" of dermatitis, diarrhea, and dementia and eventually death; is experiencing symptoms of lacking niacin (B3) and is suffering with is called Primary Pellagra. They are not getting enough niacin and tryptophan in their daily diet.

Secondary Pellagra is usually due to not being able to withstand niacin in a diet. Generally, alcoholism; severe diarrhea to the point of severe dehydration; and certain medications will cause this to happen.

the answer would be d

what is shown in the image?

eukaryote

chloroplast

mitochondrion

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