FDNT learning curve chp 8

A number of studies find that for individuals older than 65 years, a protein intake of at least _____ will reduce the loss of lean body mass compared to a protein intake equal to the RDA.

1.2 g/kg body weight

How many different amino acids are incorporated into proteins in the human body?

20

A man who weighs 176 lbs and consumes the amount of protein that is average for men in the United States, will consume about _____ grams more protein than his protein RDA.

36

At a healthy weight of 176 lbs Brian meets his RDA for protein by eating _____ grams of protein.

64

____ provide(s) the information for the assembly of amino acids into a particular protein.

Deoxyribonucleic acid (DNA)

What distinguishes one protein from another?

Each protein has a unique sequence and type of amino acids.

Which of the following is NOT a possible fate of any amino acids that are consumed in excess of our protein requirements? Please choose the correct answer from the following choices, and then select the submit answer button.

Excess amino acids may be stored as proteins.

What happens when the albumin in the blood gets too low? (aunt deb feet)

Fluid retention occurs in the extremities.

What would happen if the diet lacks an essential amino acid?

Protein synthesis is limited.

Proteins are synthesized by forming peptide bonds between one amino acid's _____ and another's _____.

amino group; acid group

mRNA carries information (or messages) into the ____, where protein synthesis occurs.

cytoplasm

The majority of amino acids supplied in the diet are absorbed as:

dipeptides and tripeptides.

The overall shape of a protein molecule determines its:

function

The last step in protein digestion occurs:

in the cytosol of mucosal cells lining the small intestine.

What atom is found in all amino acids but is NOT present in starches or triglycerides?

nitrogen

Protein is synthesized by linking different amino acids together by _____ bonds into a chain.

peptide

Protein quality is based on the

proportion of essential amino acids.

A protein that increases the transcription of a gene in response to a specific environmental stimulus best exemplifies what type of protein function?

regulation

Which of the following does NOT produce enzymes that break down proteins or peptides?

salivary glands

Interactions between the _____ of amino acids in proteins cause proteins to fold into specific three-dimensional shapes.

side chains

Denaturation of proteins occurs in

stomach