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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?
How many carbon atoms do most carotenoids have?
How many carbon atoms do most carotenoids have?
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?
Which of the following is an example of a natural antioxidant?
Which of the following is an example of a natural antioxidant?
Which natural antioxidant is also known as Vitamin C?
Which natural antioxidant is also known as Vitamin C?
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?
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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