Q: The cells of endosperm have 24 chromosomes. What will be the number of chromosomes in the gametes ?…
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Q: Which of the following statements regarding plants is false?a. Meiosis within anthers produces…
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Q: Question attached
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A: A sporophyte is a diploid multicellular condition in plant’s life cycle or algal life cycle.
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A: Answer is C.) Vegetative Reproduction.
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A: Note - We are supposed to answer only 3 subparts of a given question according to our guidelines.…
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Q: Endosperm isa. haploid.b. diploid.c. triploid.d. tetraploid.
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Q: What is a sporophyte? A diploid plant that undergoes meiosis A haploid plant that produces gametes…
A: Sporophyte is an asexual or spore forming multicellular phase observed in some plants and algae.…
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A:
Q: arrange the following statements to explain the process of pollen formation in angiosperms.…
A: Process of pollen formation: A diploid sporogenous cells differentiate as microsporocytes (pollen…
Q: Meiosis of cells in pollen sacs forms haploid______ . a. megaspores c. stamens b. microspores d.…
A: Meiosis is a cell division process that produces four gamete cells while halving the number of…
Q: A gymnosperm leaf carries 16 chromosomes. What is the number of chromosomes in its endosperm?
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Q: An angiosperm plant has 24 chromosomes in microscopic mother cells. What is the number of chromosome…
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Q: Please connect the concepts in the first column with the definitions in the second column…
A: TEXT : Please connect the concepts in the first column with the definitions in the second column…
Q: How does a haplontic plant population maintain genetic diversity? a. Zygotes are produced by random…
A: Alteration of generation is a phenomenon that involves two phases of the life cycle – a diploid…
Q: Double fertilization results in __________________________. a. a diploid zygote and triploid…
A: In flowering plant reproduction, double fertilisation is the union of the egg and sperm, as well as…
Q: The megaspore in most flowering plants grows into a megagametophyte that has seven cells and eight…
A: A megaspore mother cell also called megasporocyte, is a diploid cell in plants. A megaspore mother…
Q: What are all of the structures in fern plant life cycle that are diploid
A: The fern life cycle comprises of the two generations of plants. This is known as the alternation of…
Which of the following pairs of plant structure has the haploid number of
chromosomes?
A. Megaspore mother cell and antipodal cells
B. Egg cell and antipodal cells
C. Egg cell and endosperms
D. Microspore mother cell and antipodal cells
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- In flowers, the structures that produce male gametophytes are called _______ ;the strcutures that produce female gametophytes are called _______ . a. pollen grains; flowers c. anthers; stigma b. stamen; carpels d. megaspores; microsporesCompare what happens to a spore mother cell as it gives rise to a spore with what happens to a spore as it gives rise to a gametophyte. a. The spore mother cell and the spore both go through meiosis. b. The spore mother cell and the spore both go through mitosis. c. The spore mother cell goes through mitosis, and the spore goes through meiosis. d. The spore mother cell goes through meiosis, and the spore goes through mitosis.How does a haplontic plant population maintain genetic diversity? a. Zygotes are produced by random fusion. b. Gametes are created through meiosis. c. Diploid spores undergo independent assortment during mitosis. d. The zygote undergoes meiosis to generate a haploid sporophyte.
- Which of the following statements regarding plants is false?a. Meiosis within anthers produces spores that develop intopollen.b. Meiosis within ovules produces spores that develop into anembryo sac.c. The male gametophyte is a pollen grain, and the femalegametophyte is an embryo sac.d. Meiosis directly produces sperm and egg cells in plantsIn the alternation of generations in plants, the gametophyte is _______ and produces gametes by _______. a. haploid; mitosis c. haploid; meiosis b. diploid; mitosis d. diploid; meiosisHow does double fertilization occur in flowering plants?a. The two sperm in a pollen tube fertilize the two egg cells present ineach female gametophyte.b. One of the two sperm in a pollen tube fertilizes the single egg in afemale gametophyte, and the other fuses with the two nuclei presentin the central cell.c. Two sperm, one contributed by each of two different pollen tubes,fertilize the two egg cells in a single female gametophyte.d. Two sperm contributed by separate pollen tubes enter a singlefemale gametophyte; one of the sperm fertilizes the egg cell, and theother fertilizes the central cell.e. None of the above is correct.
- You are studying a type of plant known as " rockcress" or Arabidopsis sp. You discover a mutant in which the central cell of the female gametophyte cannot be fertilized. What structure will not form in these mutant plants? Synergids Pollen tube Endosperm Egg cellIn plant reproduction, fertilization occurs when the male and female sex cells form ______________. * Choose the right answer: a.) a clone b.) a sprout c.) a petal d.) a seedWhich of the following IS found in basal land plants (Embryophyta), but NOT found in Chara?a. Multicellular gametangia with sterile jacket.b. Diploid mitosis.c. Photoautotrophous gametophyted. Haploid mitosis.e. Sperm cells with two flagella
- In angiospermic plant before formation of microspore sporogenous tissue undergo cell division (a) Name the type of cell division. (b) What would be the ploidy of the cells of tetrad?Many biology labs use slides of root tips to demonstrate the stages of mitosis. Why is this a better choice than using a slide of a mature leaf?What is the ploidy of two daughters of a dividing cell of a hornwort’s gametophyte? Select one: a. aploid b. diploid c. none of these choices d. haploid e. triploid f. tetraploid
