In comparison to the well-defined structure of starch, which of the following is the most important factor that allows for the synthesis of thousands of different proteins?
a. Number of cell ribosomes
b. Number of different amino acids
c. Availability of amino acids containing sulfur
d. Availability of amino acids containing hydroxyl groups
b
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What factor can reduce the amount of calcium absorbed in the body?
A) inadequate vitamin C B) a high potassium intake C) lack of weight-bearing exercise D) lack of nonweight-bearing exercise
In photosynthesis, the plant uses energy from the sun, plus water and carbon dioxide, to synthesize ____
A) ?carbohydrates only B) ?fats and carbohydrates only C) ?proteins and carbohydrates only D) ?fats, proteins, and carbohydrates
Sam has been overweight since the eighth grade and has recently been diagnosed with type 2 diabetes. He told his fiancée, Anna, and she is now very worried about Sam and determined to learn as much as possible about this illness. Sam and Anna have found several reputable sites on the Internet and now feel empowered to help Sam reverse his condition. Let's ask several questions to see how much
they have learned. Anne is still confused about the difference between type 1 and type 2 diabetes. Which statement is characteristic of type 1 diabetes only? a. It makes a person fatter. b. Treatment always involves insulin injections. c. It is also called hyperglycemia. d. Genetics may be a risk factor. e. Its incidence is increasing in the U.S.
The majority of the dietary fat consumed will be incorporated into ____ for transport
A) interstitial fluid B) lipoprotein-lipases C) chylomicrons D) albumin