Which are the opposite sexes in dioecious plants—the sporophytes or the gametophytes?

Q: What is the Gametophyte structure of Fern, Pine tree and Gumamela? What are the Classification in…

A: Gametoyphte is the part which bear the gametes ie male and female gamete ie the anthredium and…

Q: How many cellular nuclei  the pollen tube of angiosperms have? What is the ploidy of each of these…

A: The pollen type or the male gametophyte of angiosperms have three nuclei Two sperm nuclei One tube…

Q: What are the four modern-day groups of gymnosperms?

A: It is derived from the Greek word gymnos which means naked and sperma meaning seed. They were the…

Q: What is the conspicuous form of the seedless vascular plants? Is it haploid or diploid?

A: Plants that grow in height and have a well-developed system (true roots, stems, and leaves) for…

Q: What are the two largest clades of angiosperms?

A: Plants are autotrophs. They are called so because they are not dependent on other organisms and can…

Q: Diagram the general plant life cycle. Which stages are haploid and which are diploid? At which stage…

A: Plants are essentially multicellular life forms, overwhelmingly photosynthetic eukaryotes of the…

Q: What is the difference of life cycles between gymnosperms and angiosperms?

A: Gymnosperms, are plants with seeds. They do not have flowers and fruits. Their seeds are necked not…

Q: Which cell is fertilized to produce a new embryo in flower reproduction?

A: In flowers, female gametophyte refers to the embryo sac that develops from megaspore mother cell…

Q: Are seedless plants non-vascular or vascular?

A: Vascular plants have xylem and phloem for water and food supply in the plant respectively.  The…

Q: What is the function of double fertilization in angiosperms?

A: Plants are organisms with eukaryotic cells having cell walls and are capable of synthesizing their…

Q: How does double fertilization occur in flowering plants?a. The two sperm in a pollen tube fertilize…

A: Double fertilization is a characteristic feature of angiosperms in which out of the two sperms…

Q: What features not present in seedless plants havecontributed to the success of seed plants on land?

A: Seedless plants include Pteridophytes, Bryophytes, and Thallophytes. They often reproduce by giving…

Q: How do seedless vascular plants reproduce?

A: Pteridophytes are vascular plants that belong to the group Cryptogams. Cryptogams do not produce…

Q: Which plant groups produce pollen, and what is the adaptive value of pollen?

A: Gymnosperms and Angiosperms are the plants group that produce pollen.

Q: How are the male gametophytes and the male gametes formed in angiosperms?

A: Angiosperms are distinguished by the presence of enclosed seeds. Their seeds are present in the…

Q: Is gamete producing hiploid gametophyte and spore produce diploid sporophytes?

A: Unlike higher animals, plants are capable showing both sexual and asexual type of reproduction…

Q: what structure of gymnosperms are homologous to gametophytes of the seedless plants?

A: Gymnosperm has a naked seed and does not bear fruits. Gymnosperms are evolved before angiosperms.…

Q: How do animals participate in angiosperm reproduction?

A: Answer- Pollination is the essential process by which male gamete or pollen grain is transferred to…

Q: What do pollen chamber in gymnosperms represent?

A: Gymnosperms are flowerless plants that produce naked or uncovered seeds or cones. The seeds of these…

Q: What are gametophyte?

A: The plants and algal life cycle include alternating phases. These phases are sporophyte and…

Q: What are the two divisionsof the angiosperms?

A: Angiosperms are flowering plants. In them the flowers are the reproductive structures that contain…

Q: Do seedless vascular plants have "stems"?

A: Plants with vascular tissue however do not produce flowers and seeds are referred to as seedless…

Q: What are the trends of the gametophyte in the evolution of plants?

A: All plants and some algae species have a stage in their life cycle known as the gametophyte.…

Q: How different aregymnosperms frombryophytes andpteridophytes?

A: The kingdom Plantae is one of the most far reaching realms with more than 300,000 unique species.…

Q: How are the femalegametes of gymnospermsformed? What is therelationship between thisprocess and the…

A: Gymnosperms were the first seed-producing plants. They are diverse in leaf types and reproductive…

Q: How reproduction occurs in gymnosperms?

A: Gymnosperms are naked seed plants. They are non-flowering and non-fruit-bearing plants.

Q: What are the microsprongia of seed plants?

A: Pollen grains are the male gametophytes of a plant. These develop from microspores, which are formed…

Q: What is the structure of morphology of flowering plant ?

A: Flowers are also known as blossom. Their primary function is reproduction in plants. They also…

Q: Is the plant with the yellow flower above a eudicot or a monocot? What about the plant with the…

A: * The plant with yellow flower is comes under eudicot. * This yellow flower bearing plant is called…

Q: How are the gametophytes of seedless vascular plants similar to the gametophytes of bryophytes? How…

A: Nonvascular and vascular plants make up the plant kingdom. The bryophytes, which include liverworts,…

Q: What are some of the reproductive advantages that angiosperms have that made them the dominant plant…

A: more photosynthesis meant more carbon for growth. And that would have given the angiosperms the…

Q: What is monocotyledons in angiosperm?

A: The flowering plants are otherwise known as angiosperms. The presence of flowers, endosperm present…

Q: What features not present in seedless plants have contributed to the enormous success of seed plants…

A: The seedless plants are algae, bryophyte and pteridophytes.  The seed bearing plants are gymnosperm…

Q: How are the gymnospermseeds formed? What are theploidies of the structures thatcompose the seeds?

A: Gymnosperms represent a group that includes the plants that produce seed. It includes cycads,…

Q: How do the life cycles of seedless plants and seed plants differ? In what fundamental ways are they…

A: Introduction Plants are mostly photosynthetic eukaryotes belonging to the Plantae kingdom.…

Q: What are external features of gymnosperms?

A: Plants are mainly multicellular organisms, predominantly photosynthetic eukaryotes of the kingdom…

Q: What are fruits? What can they look like? What are their function? What were early angiosperms like?…

A: 1.The fruit comes from the fleshy or dry ripened flowering and contains seeds.  Example: Apple,…

Q: How are male gametophytes and male gametes formed in angiosperms?

A: Introduction :- Angiosperms are types of vascular plants that have stems, roots, and leaves.…

Q: male gametophytes

A: The flower of angiosperms (flowering plants) consists of primarily sporophytic tissues, with both…

Q: Which flower grows only once in its lifetime?

A: A flower, sometimes known as a   blossom, is the reproductive part found in the flowering plants…

Q: How do fertilization and zygote formation occur in these plants? Do these processes depend on water?

A: Introduction In this question we will discuss about how fertilization and zygote formation occur in…