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- What is the only haploid stage in the life cycle of animals? Group of answer choices A. zygotes B. spores C. gametes D. adultsWhat is the ploidy of the most conspicuous form of most fungi? a. diploid b. haploid c. alternation of generations d. asexualBoth chasmogamous and cleistogamous flowers are present in (a) Helianthus (b) Commelina (c) Rosa (d) Gossypium
- IDENTIFY: This refers to the haploid phase in the Polysiphonia life cycle.Both antheridia and archegonia are on the same gametophyte. Is the gameto-phyte dioecious or monoecious?The parts of an ovule include the following structures. Indicate whether each is haploid or diploid. a. Archegonium b. Egg c. Female gametophyte d. Integument e. Nucellus f. Ovuliferous scale
- Glittering wood-moss (Hylocomium splendens) is a species of moss that can be found in Alaska and Canada. Based on what you know about mosses, what is likely true of the female gametes of glittering wood-moss? A) They are haploid.B) They lack flagella.C) They are produced when the gametophyte undergoes meiosis.D) They are smaller than the male gametes.E) They are housed in archegonia.How is the life cycle of Ascomycetes different from that of humans? A. Haploid cells undergo meiosis. B. Haploid cells undergo mitosis. C. Diploid cells undergo meiosis. D. Diploid cells undergo mitosis.1. A. The megasporocyte will undergo meiosis to produce four haploid megaspores three megaspores degenerate.B. One remaining megaspore divides mitotically three times. A.If both statements are wrong. B.If both statements are correct. C.If statement A is wrong and B is correct. D.If statement A is correct and B is wrong. 2. A. The microsporangium in the anther contains numerous microsporocytes which will undergo meiosis to produce four haploid microspores. B. Each microspore develops into a pollen grain containing two sperm nuclei and one tube nucleus. A.If statement A is correct and B is wrong. B.If both statements are correct. C.If statement A is wrong and B is correct. D.If both statements are wrong.
- SporophytesA. are diploidB. are produced by sporesC. produce next generation sporophytesD. produce gametes by meiosis Ulva sporophyte reproductive cellsA. become four zoosporesB. produce zoospores by meiosis and mitosisC. become 8 or 16 biflagellate gametesD. none of the aboveDescribe the life cycle of Funaria emphasising the diploid and haploid stages.In embryophytes, especially spermatophya, what is the difference between a "sporocyte" (e.g., megasporocyte) and the actual spore (e.g., megaspore)? a) Meiosis: Megasporocyte is still diploid, megaspore haploid b) Mitosis, number of nuclei: Megaspore has eight cell nuclei, megasporocyte only one c) Cytokinesis: Megasporocyte has only one cell, Megaspore can have several (as endosporic gametophyte). d) None: the two terms are synonymous. e) Meiosis: Megaspore is still diploid, megasporocyte haploid