Biology

Biology

A natural science concerned with the study of life or living matter in all its forms and phenomena, especially in relation to their origin, growth, reproduction, structure, behaviour and evolution.

0Categories 283278Terms

Add a new term

Contributors in Biology

Become a Contributors

Biology >

sporangiophore

Plants; Flowers

A stalk to which sporangia are attached.

sporangium

Plants; Flowers

A chamber inside of which spores are produced through meiosis

sporophyll

Plants; Flowers

Any leaf which bears sporangia is called a sporophyll.

stamen

Plants; Flowers

Part of a flower, the tip of which produces pollen and is called the anther

stigma

Biology; Flowers

The sticky tip of a pistil. Or, the dense region of pigments found in many photosynthetic protists which is sensitive to light, and thus functions somewhat like a miniature eye.

stomata

Biology; Flowers

Openings in the epidermis of a stem or leaf of a plant which permit gas exchange with the air. In general, all plants except liverworts have stomata in their sporophyte stage.