Exam 28: Seedless Plants

Meristems, regions of unspecialized cells that give rise to new plant parts, exist in all extant plant groups.

In the moss life cycle, ____.

Anchoring organs in plants that absorb water and nutrients are referred to as ____.

The zygotes of modern charophytes and reproductive spores in land plants are protected from desiccation by ____.

The synonym for land plants is ____ because all land plants produce a protected embryo during their reproductive cycle.

Explain the difference between homosporous and heterosporous plants.

Which structure was least likely to be present in the charophyte ancestors of land plants?

Ferns, whisk ferns, and horsetails are members of the ____ phylum, which has about 13,000 described living species.