Q: The cells of endosperm have 24 chromosomes. What will be the number of chromosomes in the gametes ?…
A: The endosperm is a tissue created inside the seeds after the fertilization in the majority of the…
Q: Choose which does NOT belong to the group then give the commonality of the remaining 3 terms 1.…
A: (According to Bartleby guidelines, first three sub parts have been answered. Please post the…
Q: In the life cycle of the conifer tree, what TWO structures represent the GAMETOPHYTES of the…
A: Conifers are woody plants and most of them are trees such as pine trees, cypresses, junipers,…
Q: Which of these pairs is incorrectly matched?a. polar nuclei—plumuleb. egg and sperm—zygotec.…
A: Flowering plants are categorized as angiosperms.
Q: Name one plant each where pollination occurs with the help of : a) Water. b) Bats
A: Plants are defined as any multicellular eukaryotic organisms that are usually photosynthetic…
Q: Explain: Unlike seed ferns, cycad foliage leaves do not bear ovules.
A: Cycads contains few features of fern but they produce cones as a reproductive structure which is not…
Q: Seedless vascular plants have a reduced gametophyte include only ferns and their allies have a…
A: Seedless vascular plants have properties similar to their name. They have vascular tissue, xylem and…
Q: Sexual plant reproduction begins with the diploid generation and moves into the haploid generation.…
A: Reproduction is the process of producing young ones.
Q: Double-fertilization is unique to which group of plants? Bryophytes Gymnosperms Angiosperms None of…
A: Fertilization is defined as the fusion of male and female gametes.
Q: The process of _______________ in flowering plants involves one sperm cell fusing with an egg cell…
A: Answer is c.) double fertilization.
Q: The zygote divides only after the division of the primary endosperm cell. Give reasons in support of…
A: The zygote is the structure that is formed by the fusion of male and female gamete.
Q: One of the distinguishing features of angiosperm (flowering plants) is that they have One sperm cell…
A: One of the distinguishing features of angiosperm (flowering plants) is that they have reproductive…
Q: Plants undergo an alternation of generations. This means that the diploid _____ produces spores,…
A: Alternation of generations occur in some plants and algae which have distinct haploid sexual and…
Q: pistillate, staminate, dioecious and monoecious flowers.
A: A flower consists of numerous parts like the petals, sepals, pistil, and stamen. All these parts…
Q: Which of the following terms is not associated with a male portion of a plant?a. megasporeb.…
A: In sexually reproducing plants, the reproductive organs are different for flowering and…
Q: Seed plants have all of the following characteristics EXCEPT reduced gametophytes. pollen.…
A: The correct answer is option 3rd HOMOSPRY.
Q: What do all Seedless Vascular plants have in common? Select the correct response: spores no seeds…
A: Ferns, horsetails, and clubmosses are some of the examples of seedless vascular plants.
Q: A heterosporous plant will..? Be gametophyte dominant Produce separate male and female gametophytes…
A: heterosporous plant are the types of plants that produce two different types of spores which vary in…
Q: Explain: Cycads produce seed cones and pollen cones, each on separate plants.
A: Cycads are seed producing gymnosperms that evolved during the Mesozoic Era. They are now mostly…
Q: In a sentence or two, either support or refute the following statement: The pollen grains of…
A: Angiosperms are the flowering and fruit plants in which the pollen and egg cells are produced by…
Q: What are chasmogamous flowers? Can cross-pollination occur in cleistogamous flowers? Give reasons…
A: Pollination is the transfer of pollen grains from a flower's anther to the stigma of the same or…
Q: Describe the male and female gametophytes of flowering plants.
A: Both plants and certain algae species have a stage in their life cycle known as the gametophyte.…
Q: True or false: The pollen from a conifer is spread by animals.
A: With vascular tissue, conifers are gymnosperms and they are cone-bearing seed plants. Most of them…
Q: Which of the following is mismatched? anther - female stigma - female…
A: 'Anther-Female' is mismatched because anther is a part of the stamen, a male reproductive part of a…
Q: Select ALL flower parts that are considered "FEMALE" reproductive structures (part of the mature…
A: Flower is the main organ for sexual reproduction in angiosperms. The axillary or epical bud, from…
Q: Describe the similarities in sexual reproduction of moss and fern.
A: The similarities in sexual reproduction of moss and fern are:
Q: Which structure is the male gametophyte? the microgametophyte the pollen grain O the megagametophyte…
A: Introduction : All plants and some algae species have a stage in their life cycle known as the…
Q: Comparison of gamete formation in male and female flowers. Microgametogenesis Criteria…
A: Type of cell division involved: During microgametogenesis, microspores undergo two stereotypical…
Q: A pollen tube together with its contents of male gametes constitutes the ____.
A: Pollen tube is a tubular structure which is produced by the male gametophyte of seeded plants during…
Q: Pollen grains are derived from a microsporocyte, developed inside the microsporangia of an anthe and…
A: Flowering plants are known as angiosperms. The reproductive organ of angiosperms is the flower.…
Q: Draw a labelled diagram of embryo sac and microsporangium
A: In the ovule of flowering plants, there is an oval structure known as the embryo sac or female…
Q: You have studied both asexual and sexual reproduction in plants. Fill in the following chart to…
A: Introduction: Reproduction is the process by which the organisms propagate their species by the…
Q: In same species of Asteraceae and grasses, seed are formed without fusion of gametes. Mention the…
A: The gametes are haploid reproductive cells generated during sexual reproduction. The fusion of male…
Q: Kalanchoe is the direct production of plantlets on the tips or edges of the leaves. Leaves that act…
A: Kalanchoe reproduces asexually by producing plantlets on leaf margins by a process called as…
Q: The dominant organism in fern is the ________. a. sperm b. spore c. gamete d. sporophyte
A: Step 1 Pteridophytes are primitive seedless vascular plants which possess conspicuous sporophytic…
Q: In contrast to the cones of gymnosperms, which are either male or female, most flowers of flowering…
A: Plant reproductive morphogenesis is the study of the physical shape and structure (morphological…
Q: In double fertilization, one sperm fertilizes cells in the ovule; the egg cells in the pollen tube;…
A: Pollination is the transfer of pollen from another to the stigma of the female plant.
Q: Which statement about flowering plants is correct? The stamen is the female part of the…
A: Flowers are the reproductive structure found in flowering plants. The biological role of a flower is…
Q: In seed plants, the male gametophyte is also known as: cones flowers pollen seeds
A: The pine trees (class Gymnospermae, family Pinaceae) don’t have any flower or fruit but the ovule…
Q: Pine trees and moss show alternation of generations in their life cycle. During the life cycle of…
A: Pine tree and moss both show alternation of generation and have different chacteristics as one is…
Q: In ferns, which of these would be formed by meiosis inside a sporangium? haploid spores diploid…
A: Ferns come under Pteropsida group. It differs from other classes in having large leaves. They also…
Q: Where on the tree you would expect to find male cones, and which structures are haploid and which…
A: Gymnosperms are seed plants and they consist of cones that carry their reproductive structures. Pine…
Q: The carpel is a specialized organ in angiosperms that eventually matures into fruit following…
A: Flower is a reproductive part of angiosperm consisting of petals, sepals, stamen and pistil. Pistil…
Q: he tunction of the endosperm is to provide upport
A: The endosperm is the tissue which is produced inside the seeds in most of the flowering plants. It…
Q: The_____ of a flower contains one or more ovaries in which eggs develop, fertilization occurs, and…
A: A flower is the reproductive part of the plant which later on develops into a fruit. A flower is…
Q: In flowers,the structure that produce male and female gametophytes are called______and____
A: In the life span, the gametophyte is a stage that is present in all plants and some algae species.…
Q: true or false. The fern stage on the right side of the life cycle is the gametophyte
A:
Q: What are chasmogamous flowers? Can cross-pollination occur in cleistogamous flowers? Give reasons…
A: Plants are mainly multicellular organisms, predominantly photosynthetic eukaryotes of the kingdom…
All plants which have oogamy have the structure called ovules.
True or false and provide an explanation.
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- The formation of a tough wall of sporopollenin around the male gametophyte leads to the production of what end product? -Ovules -Eggs -Anthers -Stamens -PollenUse the picture to fill in the blanks in the following sentence. This picture of a fern exhibits the _[X]__ generation which is the dominant generation. If you were to turn over the fronds you would see the reproductive structures known as [Y]Drag the terms below into their proper position on the diagram of the life cycle of Laminaria. Drag term so this symbol is over the correct red circle on the diagram. You have three attempts to get the right answer but each attempt will have points deducted. Zoospores Zygote Mature sporophyte Female gametophyte Sperm Fertilization occurs Haploid stages Sporangium Meiosis occurs Ova (egg) Male gametophyte Diploid stages MacBook Pro & delete } P
- In ferns, which of these would be formed by meiosis inside a sporangium? haploid spores diploid spores diploid zygote haploid spermDraw a of alternation of generation of Mnium, a Genus of Mosses. Label all structures. Include both haploid and diploid structures. Draw the structures before fertilization and after fertilization. Indicate when fertilization occurs and how. Be sure to show the cycle from one generation to the next.Which of the following processes occurs in a plant's sexual life cycle? sporophytes produce gametes by meiosis sporophytes produce gametes by mitosis gametophytes produce gametes by meiosis gametophytes produce gametes by mitosis
- In flowers,the structure that produce male and female gametophytes are called______and____Which of the following referes to the principle of alternation of generations in plants? A life cycle that includes a unicellular haploid stage. A life cycle that includes a multicellular haploid stage. The differences between a tree and a seed. The need for external pollinators. Gemete-producing sporophytes.Pine trees and moss show alternation of generations in their life cycle. During the life cycle of pine and moss the sporophyte stage is dominant the gametophyte is diploid meiosis occurs during spore formation seed formation occurs
- Which of the following statements regarding plants is not correct? * Diploid plants produce haploid spores by mitosis. Gametophytes are haploid. Flower is the reproductive organ in plants. All plants have a life cycle with alternation of generations.In plants gametes are produced by what process AND in what stage? mitosis in gametophytes meiosis in sporophytes binary fission in gametophytes meiosis in gametophytes mitosis in sporophytesThe picture below shows a branch of Douglas fir, an evergreen tree of the Phylum Coniferophyta. Based on this picture, which of the following answers is true? o only staminate cones are visible only ovulate cones are visible both ovulate and staminate cones are visible o neither ovulate and staminate cones are visible MacBo-
