Sheena Hocking

Rookie - 62 Points (Cornwall, United Kingdom)

The Biology Exam - Trees

Angiosperms are hardwood trees, a gymnosperm is a conifer.
Bark's inner layer is periderm; rhytidome is bark's dead layer.
Cambium grows the girth of trees, makes annual rings each year.
Dormancy: when all growth halts because of low temperature.
Eukaryotes: bound organelles and nucleus; may be multicellular.
For every year a growth ring forms, recording conditions like weather.
Glucose is carried in the phloem for energy, growth and repairs.
Heartwood is inner, dark, and dense; sapwood i

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