( )is found in both tea and coffee to increase excitability.
A: Amino acids
B: Caffeine
C: Vitamins
D: Minerals
A: Amino acids
B: Caffeine
C: Vitamins
D: Minerals
举一反三
- To use chemicals and fertilizers means ______. A: to increase the amount of foods B: to increase the quality of foods C: to increase the amount and quality of foods D: to increase essential vitamins and minerals
- Proteins are large biological molecules consist of which of the following amino acids?: D-α-amino acids|D-β-amino acids|L- and D-β-amino acids|L-α-amino acids|L-β-amino acids
- Fruits are a good source of which nutrients? A: Vitamins, carbohydrates, and minerals B: Fats, carbohydrates and fiber C: Minerals, vitamins, and fiber D: Protein, fiber, and vitamins
- __________ are compounds that are produced by plants. They are found in fruits, vegetables, grains, beans, and other plants. A: Vitamins B: Phytochemicals C: Minerals D: Chemicals
- Both feed proximate analysis and pure nutrient analysis are applicable to analyzing the content of amino acids in feed.