Nutrition chapter 7

Which of the following is considered an essential amino acid?

Methionine

_______ is the study of how nutrients affect the expression of a person's genome.

Nutrigenetics

Cameron was born with a condition that requires him to limit eating foods that contain phenylalanine. Based on this information, Cameron has ________

PKU

Which of the following substances is an enzyme that participates in the digestion of proteins?

Trypsin

Which of the following statements is true?

Certain proteins transport nutrients and oxygen in the bloodstream

Fred is a lactovegetarian. Which of the following foods does he eat?

Cheese

Instructions for making proteins are coded in a cell's ________

DNA

The ________ is the primary site for nonessential amino acid production in humans.

liver

Jacob is a healthy, active 14-year-old boy. Recently, he began to experience a growth spurt. Based on this information, his body is in ________ nitrogen balance.

positive

Lily is 22 years of age. She usually consumes about 1800 kcal per day. According to AMDR guidelines, protein should comprise ________% of her total energy intake.

10 to 35

Which of the following amino acids can be made by the human body?

Alanine

When Thompson was 5 years of age, he began to complain that his stomach hurt, especially after eating meals and snacks. He also experienced chronic diarrhea. His parents noticed that he could eat poultry, meat, dairy foods, fruits, and vegetables without developing any intestinal problems, but he would get a "tummy ache" soon after eating sandwiches, cookies, crackers, or pancakes. Based on this information, Thompson's parents should have him evaluated for ________.

celiac disease

A dipeptide is formed when two amino acids bond through a ________ reaction.

condensation

________ is the process that changes the normal shape of a protein and, as a result, the molecule loses its usual function.

denaturation

High intakes of vitamin A during pregnancy can cause birth defects. This is an example of __________.

nutrigenomics

The ________ is the most commonly used tool to measure protein quality. Protein quality is determined based on both the amino acid composition score and the digestibility of the protein in the food source.

protein digestibility corrected amino acid score (PDCAAS)