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structure of an alga click to hear : structure of an alga

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midrib aerocyst thallus receptacle

midrib click to hear : midrib

Projection running the length of the thallus or fronds of certain algae.

aerocyst click to hear : aerocyst

Small gas-filled bladder containing nitrogen and oxygen; it is located in the thallus of some algae and provides buoyancy.

thallus click to hear : thallus

Alga’s main structure, with undifferentiated stem and leaves.

receptacle click to hear : receptacle

Enlarged part, generally located at the tip of a frond, holding the alga’s reproductive organs.