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Scarcity is defined as the condition in which
Sporophyte
The diploid phase in the life cycle of plants and algae that produces spores through meiosis, which in turn develop into the gametophyte generation.
Evolutionary Trend
A general direction of adaptive changes or evolutionary developments in a group over time.
Mesozoic Era
A geological era occurring between 252 to 66 million years ago, known as the age of reptiles, including dinosaurs.
Cycads
Ancient group of seed plants with a palm-like appearance, found in tropical and subtropical regions.
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