A scientist is creating a formula diet that supplies all essential nutrients. One of the minerals in her formula has a Recommended Dietary Allowance of 130 mg/day. How should she classify this particular mineral?
A. Major mineral
B. Trace mineral
C. Possible essential mineral
D. Nonessential mineral
Answer: A
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Identify the term that refers to the sequence in mRNA that is translated into the final protein product.
A. codon B. intron C. exon D. chromatin E. genome
The purposes of mastication are to break food down into smaller pieces, to mix food with saliva, and:
A. to move food from the front of the mouth to the pharynx B. to regulate speech patterns C. to facilitate an immune reaction D. to provide antibacterial protection E. to stimulate taste buds
Some vitamins may be bene?cial as antioxidants by protecting cells against free radical damage
Indicate whether the statement is true or false
In type 1 diabetes, an autoimmune response destroys the
A) alpha cells of the pancreas. B) beta cells of the pancreas. C) pancreatic duct. D) exocrine cells of the pancreas.