Conifers, an Important Tall, Late Carboniferous Tree of Upland Terrestrial

question 29

Multiple Choice

Conifers, an important tall, Late Carboniferous tree of upland terrestrial environments, are part of the group called

• A) sphenopsids.
• B) gymnosperms.
• C) lycopods.
• D) cordiatecordaites.

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Sequential Design

A research methodology that combines elements of both cross-sectional and longitudinal designs to study changes within a population over time.

Cross-sectional Comparisons

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