Based on fuel values, rank these dietary options according to their energy conte

Question

Based on fuel values, rank these dietary options according to their energy content. A serving of soup contains 5.0 g of fat, 18.0 g of carbohydrates, and 3.0 g of protein. Determine how many kilocalories (kcal) are contained in this serving. Eschewing his daily multivitamin. Steve decides to get all his micronutrients from a balanced diet. For breakfast, he makes oatmeal by boiling it in water with a dash of iodized salt, containing iodine (I). He adds milk for calcium (Ca). a banana for potassium (K). raisins for iron (Fe), Brazil nuts for selenium (Se), and a teaspoon of sesame seeds for zinc (Zn). Classify the minerals as macrominerals, macrominerals or trace minerals.

Explanation / Answer

A) Ranking of dietary options according to their energy content

Most calories

100 g ground beef (30% fat, 20% protein)

a doughnut (38 g carbohydrate, 15 g fat, 5 g protein)

a can a soda (39 g carbohydrate)

100 g broccoli (7% carbohydrate, 3% protein)

fewest calories

B) Identifiation of carbohydrates,

Saccarides : Monomers that constitute carbohydrates

Sugars : Monisaccarides and dissaccarides

Indigestible fibres : polysaccarides

Whole grain : contain brain, the germ and endosperm

Complex carbohydrates : indigestible carbohydrates

C) True statements

- A tripeptide contains three amino acid residues

- peptide bonds are amide bonds

- peptides are polymers of proteins

D) Total kcal = 5 x 9 + 18 x 4 + 3 x 4 = 0.129 kcal

E) Classification of minerals,

macrominerals : Ca, K

microminerals : Zn, Fe

traceminerals : Se, I

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