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What is a rhytidome?

1. It is a bark
2. Dead tissue separated by periderm on outerside
3. Dead tissue separated by periderm on inner side
4. Secondary cortex

Correct answer: Dead tissue separated by periderm on outerside

Solution

Rhytidome is the outer, dead portion of bark formed as successive periderms isolate older tissues from the living stem. Because it lies on the outside of the periderm, it consists of dead tissue.

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