How do nutrient and herbivory affect alkaloid levels

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With their experiments, the authors attempted to answer all of the following questions but one. Which one?

Question 3 options:

1- Do nutrients and herbivory affect the oviposition of the tobacco hornworm?

2- Do pollinators avoid tobacco plants with high levels of nectar alkaloids?

3-How do nutrient and herbivory affect alkaloid levels in leaves and nectar as well as floral morphology?

4- Are alkaloid levels in nectar and leaves correlated between plants?

Reference no: EM133363344

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