According to Donald Perry, How Do Rainforest Birds Interact with the Norantea

question 59

Multiple Choice

According to Donald Perry, how do rainforest birds interact with the Norantea sessilis vine?

• A) Birds nest within the shelter of the thorny vine, which repels predators.
• B) Birds feed on the fruits of the vine, distributing the seeds around the forest in their droppings.
• C) Birds appear to be overfeeding on the vine's succulent fruits, probably limiting the plant's chances of long-term survival.
• D) Birds that feed on the nectar of the flowers inadvertently transfer pollen from one vine to another on their feet.
• E) Birds that feed on the nectar of the flowers inadvertently transfer pollen from one vine to another on their beaks.

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Definitions:

Sensitivity

The degree to which a system or a measurement responds to a change in a given variable, commonly used in contexts ranging from scientific instruments to personal perception.

Proton Spin Decoupled

A technique in NMR spectroscopy where the interaction between proton spins is removed to simplify the spectrum.

Carbonyl Carbon

The carbon atom that is part of the carbonyl group (C=O), key in various organic compounds like ketones and aldehydes.

Ppm Range

Stands for "parts per million," a unit of concentration that denotes the number of parts of a substance in a million parts of a different substance, often used in chemistry.