Protonema is haploid and is found in mosses
Webb18 juni 2024 · In the life cycle, there is an alternation of generation between haploid gametophyte and diploid sporophyte. Bryophytes also show vegetative reproduction by fragmentation, gemmae formation etc. Question 2. Write short notes on the following : (a) Peristomial teeth of moss (b) Protonema of moss (c) Archegonia of moss Solution: WebbProtonema is 1. Haploid and is found in mosses 2. Diploid and is found is liverworts 3. Diploid and is found in pteridophytes 4. Haploid and is found in pteridophytes Plant …
Protonema is haploid and is found in mosses
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Webb24 juni 2024 · (d) Haploid and is found in pteridophytes Ans: (a) The predominant stage of the life cycle of a moss is the gametophyte which consists of two stages. The first stage … Webb28 dec. 2024 · brown algae. angiosperms. Answer. Alternation of generations means that plants produce: only haploid multicellular organisms. only diploid multicellular organisms. only diploid multicellular organisms with single-celled haploid gametes. both haploid and diploid multicellular organisms. Answer.
WebbMoss Life Cycle. The mosses (and all bryophytes) have an alternation of generations life cycle that is unusual for two reasons: The haploid form is the dominant generation … WebbCorrect option is B) Protonema of moss and prothallus of Dryopteris are gametophytic. A protonema is a thread-like chain of cells, that forms the earliest stage of a Bryophyte life cycle. When a moss first grows from the spore, it grows as a protonema, which develops into a leafy gametophore. The spores germinate directly into a new gametophyte ...
Webb22 maj 2015 · Protonema is a. Haploid and is found in mosses b. Diploid and is found in liverworts c. Diploid and is found in pteridophytes d. Haploid and is found in pteridophytes WebbA protonema (plural: protonemata) is a thread-like chain of cells that forms the earliest stage (the haploid phase) of a bryophyte life cycle. When a moss first grows from the …
WebbProtonema is(1) Haploid and is found in mosses\( \mathrm{P} \)(2) Diploid and is found in liverworts\( \mathrm{W} \)(3) Diploid and is found in pteridophytes...
Webb4 apr. 2024 · During the growth process, a moss first grows as protonema. The gametophytic is the haploid generation which is depicted by protonema. This protonema produces spermatozoids and eggs in antheridium and archegonium respectively. > Capsule- The very end part of sporophyte is the capsule. glass suppliers wangaraWebbThe term used to describe the two phases of the moss life cycle is alternation of generations. Alternation of generations means that a multi-cellular haploid phase … glass suppliers wellingboroughWebbA protonema (plural: protonemata) is a thread-like chain of cells that forms the earliest stage of development of the gametophyte (the haploid phase) ... A. Haploid and is found … glass suppliers in stockportWebb45. Protonema is (a) haploid and is found in mosses (b) diploid and is found in liverworts (c) diploid and is found in pteridophytes (d) haploid and is found in pteridophytes. 46. On … glass supplies for fused glassWebbThe second mode is found in Braunia and Pseudobraunia, in which an early short filamentous germ tube later becomes globular. Differences in sporeling developmental ... 1990] DE LUNA: MOSS PROTONEMA 193 (1983), Knoop (1984), and Valanne (1966), di-vide spore germination into two main morpho-logical stages, spore swelling and … glass supplies rocherleaWebbStudy with Quizlet and memorize flashcards containing terms like The land plants are probably descendants of which group?, The chromosome complement in a moss … glass supplies invermay launcestonWebbProtonema is (A) haploid and is found in mosses (B) diploid and is found in liverworts (C) diploid and is found in pteridophytes (D) ... is the gametophyte which consists of two … glass supply brisbane