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שאלה 18: The betalain pigments are nitrogen-containing red, yellow or purple pigments:
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שאלה 22: The most reliable method for chemical identification of a specialized metabolite is:
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שאלה 23: The only reliable method for measurement of volatile compounds in flowers/fruits is:
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24. The phenylpropanoid pathway is a main route to the biosynthesis of:
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2. The same compound can be considered to be both an alkaloid and a terpenoid if:
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6. Beta-carotene is present in carrot plants. Is this a primary or a secondary metabolite?
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