Differences Between Pteridophytes and Seed Plants
Pteridophytes don't produce cones, flowers, or fruit, unlike these seed plants. Instead, Pteridophytes produce spores. Spores are living, single-celled structures that are essential to the life cycle of many plants.
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Artifacts , machines, tools,decorations,jewelry,consumables,
She compares the data with other outcomes of the same experiment and conducts the experiment more than one time without changing anything
A. older fossils are found in deeper layers of undisturbed rock strata.