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Questions and Answers
What is the main source of yellow, orange, and red plant pigments?
What is the main source of yellow, orange, and red plant pigments?
- Anthocyanins
- Flavonoids
- Chlorophyll
- Carotenoids (correct)
In which organisms are carotenoids widely distributed?
In which organisms are carotenoids widely distributed?
- Only plants and animals
- Only bacteria and fungi
- Only higher plants and animals
- All living organisms (correct)
How are carotenoids obtained by animals?
How are carotenoids obtained by animals?
- Through photosynthesis
- Through biosynthesis
- Through dietary intake (correct)
- Through cellular respiration
What are the two major classes of carotenoids based on their structure?
What are the two major classes of carotenoids based on their structure?
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How many carbon atoms do most carotenoids have?
How many carbon atoms do most carotenoids have?
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Which enzyme family controls cytokine-induced peroxide levels and mediates signal transduction in mammalian cells?
Which enzyme family controls cytokine-induced peroxide levels and mediates signal transduction in mammalian cells?
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Which of the following is an example of a natural antioxidant?
Which of the following is an example of a natural antioxidant?
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Which natural antioxidant is also known as Vitamin C?
Which natural antioxidant is also known as Vitamin C?
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Which of the following antioxidants can be obtained from the diet and is also known as Vitamin A precursor?
Which of the following antioxidants can be obtained from the diet and is also known as Vitamin A precursor?
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Which natural antioxidant is mentioned as coexisting in a delicate balance with oxidative inputs?
Which natural antioxidant is mentioned as coexisting in a delicate balance with oxidative inputs?
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