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image: How Plants Evolved Different Ways to Make Caffeine

How Plants Evolved Different Ways to Make Caffeine

By | September 21, 2016

Caffeine-producing plants use three different biochemical pathways and two different enzyme families to make the same molecule.

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image: The Flower Sense of Hawkmoths

The Flower Sense of Hawkmoths

By | September 1, 2016

The pollinators of a wild tobacco plant use the tip of their proboscis to determine whether they should stop for a drink.

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image: Bumblebees Pick Infected Tomato Plants

Bumblebees Pick Infected Tomato Plants

By | August 11, 2016

Tomatoes infected with cucumber mosaic virus lure the pollinators, according to a study.

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A chloroplast mutation has dramatically affected the genomes of railside populations of Arabidopsis thaliana.

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image: Evidence of Risk Assessment in Plants Reported

Evidence of Risk Assessment in Plants Reported

By | June 30, 2016

Pea plants seem to assess risks related to nutrient access and direct their roots accordingly.

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Certain plant stem cells rarely divide, a study shows, possibly fending off an accumulation of potentially harmful genetic mutations in some species.

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image: Prions in Plants?

Prions in Plants?

By | April 26, 2016

A plant protein that behaves like a prion when inserted into yeast could enable a form of botanical memory, a study suggests.

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image: Widespread Plant Immune Tactics

Widespread Plant Immune Tactics

By | February 22, 2016

A survey of plant genomes reveals how different species trick pathogens into triggering their immune defenses.

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image: Premature Assault?

Premature Assault?

By | February 9, 2016

Plants may trick bacteria into attacking before the microbial population reaches a critical size, allowing the plants to successfully defend the weak invasion.

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image: Fighting Back

Fighting Back

By | February 1, 2016

Plants can’t run away from attackers, so they’ve evolved unique immune defenses to protect themselves.

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