Question

short note on potonema stage of moss plants

Answer 1

Explanation:

• A protonema is a green, branched and multicellular structure formed from the germination of the spore.
• The protonema grows in length and the leafy gametophyte which is the dominant phase of the life cycle of the moss grows out of it.
• The cells of the protonema are rich in the chlorophyll pigments which carries out the photosynthesis.
• The cytokinin hormone is present in abundance in the protonema stage.

To learn more:

1. Bryophytes: https://brainly.in/question/12329269

Answer 2

Protonema stage of moss plants

Explanation:

• A protonemal stage is the young or cautious period in lifetime antiquity of mosses.
• It rises subsequently after the sprouting of a spore.
• It’s short lived. It’s a filamentous building.
• It raises flat on the surface of substratum. It’s microscopic.
• It bears rhizoids for fixation and absorption of water.
• After growth and assimilation of some time it starts bearing the next stage  i.e. Leafy stage. It’s capable of vegetative reproduction only.

Learn more about Moss plants

Why do moss produce very large amount of male gametes?Provide one reason.What are these gametes called?

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Draw a well labelled diagram of a moss plant

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