Examlex
There is an osmotic gradient within the tissues of the renal medulla: the concentration of salt is greater in the direction of the inner medulla.
Gametophyte
A stage in the life cycle of plants and algae that is haploid and produces gametes for sexual reproduction.
Antheridia
Male gametophyte structures in plants where sperm are produced.
Sporophyte
The diploid, spore-producing phase in the life cycle of a plant that alternates with the haploid gametophyte phase.
Nonvascular
Refers to plants that lack vascular tissue, making them incapable of transporting water and nutrients over long distances.
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