Place the following events of sexual reproduction in the correct order by numbering them from 1 to 5. a. Separation of homologous chromosomes b. Separation of sister chromatids c. Mitosis within the zygote, leading to a multicellular organism d. Cytokinesis, leading to four haploid daughter cells e. Fusion of two gametes

Place the following events of sexual reproduction in the correct order by numbering them from 1 to 5. a. Separation of homologous chromosomes b. Separation of sister chromatids c. Mitosis within the zygote, leading to a multicellular organism d. Cytokinesis, leading to four haploid daughter cells e. Fusion of two gametes

Human Heredity: Principles and Issues (MindTap Course List)

11th Edition

ISBN:9781305251052

Author:Michael Cummings

Publisher:Michael Cummings

Chapter2: Cells And Cell Division

Section: Chapter Questions

Problem 5QP: Human haploid gametes (sperm and eggs) contain: a. 46 chromosomes, 46 chromatids b. 46 chromosomes,...

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Which of the following is UNTRUE with regards to human gametes and their production: A. Female gametes complete Meiosis II only after fertilization B. Polar bodies are the result of asymmetric cytokinesis C. Fetal oocytes are arrested in metaphase II D. Cells fated to become eggs and sperm undergo both mitosis and meiosis E. Meiosis in male yields 4 haploid products
Which of the following mechanisms contributes to genetic variation through sexual reproduction via the random orientation of pairs of homologous chromosomes at metaphase of meiosis I? A. crossing over B. random fertilization C. independent assortment of chromosomes D. cytokinesis
For the following events, specify whether they occur during mitosis, meiosis I, or meiosis II:A. Separation of conjoined chromatids within a pair of sisterchromatidsB. Pairing of homologous chromosomesC. Alignment of chromatids along the metaphase plateD. Attachment of sister chromatids to both poles
Give the genetic content © and chromosome number (n) of a diploid cell during the following phases: a. G1 b. S-phase c. G2 d. metaphase e. anaphase f. telophase after cytokinesis
The haploid genome of Toxoplasma gondii has 14 chromosomes. When an oocyst changes into a sporozoite, its nucleus contains Select one: a. 7 chromosomes b. 42 chromosomes c. 28 chromosomes d. 14 chromosomes
Which statement about meiosis (in humans) is FALSE? Select one: a. It reduces the amount of genetic material (chromosomes) by half b. It is part of the process of sexual reproduction c. The cells it produces are identical to each other d. It produces haploid gametes e. It occurs only in germline cells of the reproductive organs
In what phase of meiosis would you find no chromatids? Group of answer choices A. telophase 2 B. metaphase 1 C. anaphase 1 D. metaphase 2 E. prophase 1
Which of the following stages of meiosis II involves separation and movement of the sister chromatids toward the spindle poles? A. Telophase II B. Metaphase II C. Anaphase II D. Prophase II
The number of chromosomes present in eurkaryotic cells a. is consistent during the life cycle b. is haploid among sexually reproducing forms and diploid if the reproduce sexually c. is double by fertilization and cut in half by meiosis d. is dependent on the age of the tissue
The amount of DNA in a diploid organism somatic cell prior to DNA replication is the same as the amount of DNA in one of its: a. germ cells at metaphase of meiosis I b. germ cells at prophase of meiosis I c. germ cells that have completed meiosis I, but have not yet started meiosis II d. germ cells that have completed meiosis II (mature gametes)
Which of the following can occur by the process of meiosis but not mitosis? A. Haploid cells fuse to form diploid cells B. Diploid cells form haploid cells C. A diploid cell combines with a haploid cell D. Haploid cells multiply into more haploid cells
Cells that result from meiosis are: a. Diploid b. Haploid c. Zygotic d. Triploid