In a young anther, a group of compactly arranged homogenous cells were observed in the centre of each microsporangium. What is the name given to these cells?

Q: What feature of a deciduous twig could be used to "map-out" the ages of different parts of a woody…

A: Plants like all other organisms grow in size. Some plants grow into big trees while some plants…

Q: The non-vascular plants are represented today by three phyla of small herbaceous plants namely:…

A: Non Vascular Plants -- Introduction --Vascular system is very important part of the plant as by the…

Q: Why are the fertile appendages of Equisetum called sporangiophores instead of sporophylls?

A: Equisetum is also know as horsetail.  It is an herbaceous perennial , seedless vascular plant. It…

Q: In what respect the spoprophyte of Pteridophytes and Spermatophytes areidentical.

A: Plants are categorized according to how close their characteristics are. Flowering habits, stem and…

Q: If the leptoids of mosses were found to contain a protein whose gene had the same nucleotide…

A: Homology refers to similar structural patterns but different functional roles between molecules…

Q: Would you expect the sporophyte generation of a moss or a fern to have more mitotic divisions? Why?

A: Mosses are a phylum of non-vascular plants. They belong to the kingdom Plantae. They do not produce…

Q: and tissue regions would the larvae encounter as they eat their way toward the outside of the twig?…

A: Woody twig is a small thin terminal branch of a woody plant. It consists of an axis with attached…

Q: What are the three groups of nonvascular plants? How would you determine whether an unknown specimen…

A: Non-vascular plants are considered as those plants, which lack the water vascular system that is…

Q: Name the structure in moss capsule that is haploid tissue.

A: Mosses are no-vascular plants that produce spores for reproduction instead of seeds. They do not…

Q: Is the possession of flagellated sperm a primitive or advanced characteristic in the plant kingdom?…

A: A primitive characteristic in the plant kingdom is the possession of flagellated sperm. It is found…

Q: How are seedless vascular plants similar to and different frombryophytes?

A: Seedless vascular plants are similar to bryophytes and in order for sexual reproduction to take…

Q: What thick feature do they have that is similar to plants? How could you explain that fungi are not…

A: Plants varies in size from a few centimeters long duckweeds to California's huge sequoias, which may…

Q: What structure in seed plants made them even less water reliant than the seedless vascular plants…

A: Seedless vascular plants germinate through spores. Seedless plants have their vascular system and do…

Q: What is the Megasporophyll, ventral view of false sago palm?

A: According to the question, here we will discuss the Megasporophyll, ventral view of false sago…

Q: What is the diagram Megasporophyll, ventral view of false sago palm?

A: Sago palm or Cycas revoluta is a gymnosperm belonging to the family Cycadaceae. It acts as an…

Q: How Synergid and antipodals degenerate after fertilization?

A: Synergids are one of two small cells lying near the egg in the mature embryo sac of a flowering…

Q: What is the Megasporophyll, ventral view of bread palm

A: Bread palm, around 65 species of Encephalartos, family Zamiaceae are native to Africa. The name is…

Q: What is the tissue origin of the glandular trichome and stinging trichome? Is it epidermal cells or…

A: Trichomes are evolved in response to protect some plants from grazing cattle. So trichomes ( hairs)…

Q: Why are the stem-like and leaf-like structures of a moss plant not called stem and leaves?

A: Bryophytes belong to a non-vascular plant, which lack an internal organization of a vascular system…

Q: Why the zygote produce asporophytes?

A: There is a rotation between haploid and diploid stages and this fluctuation between these haploid…

Q: Is it possible that moss can grow into trees?

A: Stem is one of the important structural features of plants. They provide support and help in…

Q: What process produced the spores of a fern?

A: Ans. All vascular plants have a change of generations during their life cycles: the generation of…

Q: What is sporophyte stage ?

A: Plants can reproduce by a sexual method as well as asexual method. Sexual reproduction occurs in…

Q: How did the evolution of lignin helped ferns successfully thrive in their new environment

A: Ferns are spore-forming, non-flowering plants. The spores help in the reproduction of ferns. They…

Q: or d P How do moss leaves differ from the leaves of vascular plants? Where does meiosis take place…

A: Mosses are Bryophytes ( non vascular plants).

Q: How might the adaptions, like the thick waxy covering on the needles and the smaller surface area of…

A: The plants are multicellular eukaryotes that belong to plantae kingdom. The plants are…

Q: If Rhynia or its contemporaries were the ancestors to the ferns, how did the gametophytes and…

A: Rhynia existed during Siluria and Devonian times.

Q: Where is the moss sporophyte found in relation to the gametophyte?

A: Plant Kingdom consists of plants that is autotrophic and  photosynthetic organism . It is divided…

Q: Reproductive structures are the critical factors in distinguishing algae from true plants of kingdom…

A: Answer: Introduction: The important difference among algae and plants is that they are dissimilar in…

Q: What structures are visible in the Elodea leaf cells?

A: Elodea are common freshwater aquarium plants.

Q: Briefly describe eusporangia and leptosporangia. Which is the type that occurs in all other vascular…

A: Vascular plants are also known as tracheophytes. The special characteristic of these plants is the…

Q: These structures are part of the moss life cycle and develop directly from the spores. What are…

A: Mosses are non-  vascular plants which dies not true roots, stem and leaves .  It consists of…

Q: Characteristics of Four Different Plants Vascular Tissue Seeds Flowers Cones Plant 1 X Plant 2 Plant…

A: The plants are formed of roots, stems, leaves, fruits, and flowers. The conduction system in plants…

Q: Where are bulliform cells found in leaves?

A: Bulliform cells are large colourless, big, white, empty, and bubble-shaped epidermal cells.…

Q: What is the structure of theadult fern within which cellsundergoing meiosis can befound?

A: Plants are multicellular organisms in the kingdom Plantae. Plants use the process of photosynthesis…

Q: What are the club shaped male sex organs in mosses called?

A: Mosses belong to the class of Bryophytes. They are known as the 'Amphibians of the Plant Kingdom' as…

Q: When and where does reduction division take place in the live cycle of a livewort, a moss,a fern?

A: Bryophytes can be defined as the group which consists of three divisions of non-vascular land plants…

Q: Draw and label the life cycle of a moss; be certain to show gametangia and sporangia. Which parts…

A: Answer: Introduction: Moss have multicellular rhizoids. Scales are absent in it. They are foliage,…

Q: The part which is depicted as 'X' is (A) Pollen cell (C) Egg Cell (B) Polar cell (D) Zygote 6OG…

A: The reproductive cells of an organism are called gametes. Sex cells are another name for them. Male…

Embryology