Concepts of Biology
1st Edition
ISBN: 9781938168116
Author: Samantha Fowler, Rebecca Roush, James Wise
Publisher: OpenStax College
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Textbook Question
Chapter 7, Problem 14CTQ
Explain how the random alignment of homologous chromosomes during metaphase I contributes to variation in gametes produced by meiosis.
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Describe the key chromosome behaviors during meiosis that lead to haploid gametes.
Describe the differences in the activity of the homologouschromosomes in prophase and metaphase of meiosis I andmitosis.
Briefly explain why there is no interphase in between Meiosis I and Meiosis II.
Chapter 7 Solutions
Concepts of Biology
Ch. 7 - Figure 7.2 If a mutation occurs so that a fungus...Ch. 7 - What is a likely evolutionary advantage of sexual...Ch. 7 - Which type of life cycle has both a haploid and...Ch. 7 - Which event leads to a diploid cell in a life...Ch. 7 - Meiosis produces daughter cells. a. two haploid b....Ch. 7 - At which stage of meiosis are sister chromatids...Ch. 7 - The part of meiosis that is similar to mitosis...Ch. 7 - If a muscle cell of a typical organism has 32...Ch. 7 - The genotype XXY corresponds to: a. Klinefelter...Ch. 7 - Abnormalities in the number of X chromosomes tend...
Ch. 7 - Aneuploidies are deleterious for the individual...Ch. 7 - Explain the advantage that populations of sexually...Ch. 7 - Describe the two events that are common to all...Ch. 7 - Explain how the random alignment of homologous...Ch. 7 - In what ways is meiosis II similar to and...Ch. 7 - Individuals with trisomy 21 are more likely to...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Compare meiotic anaphase I with meiotic anaphase II. Which meiotic anaphase is most similar to the mitotic anaphase?arrow_forwardExplain how the random alignment of homologous chromosomes during metaphase I contributes to the variation in gametes produced by meiosis.arrow_forwardCompare and contrast phases of meiosis I with phases of meiosis II in terms of the events taking place and the behaviour of chromosomes.arrow_forward
- Describe each stage of Meiosis: MEIOSIS I PROPHASE 1- METAPHASE 1- ANAPHASE 1- TELOPHASE 1- MEIOSIS II PROPHASE II- METAPHASE II- ANAPHASE II- TELOPHASE II-arrow_forwardHow does the random alignment of homologous chromosomes during metaphase I contribute to the variation in cells produced by meiosis?arrow_forwardDefine the Protein structure that forms between the homologous chromosomes of prophase I of meiosis ?arrow_forward
- Consider a diploid cell that contains 7 pairs of chromosomes. Each pair includes a maternal and a paternal member (for example: AP pair) or AP B ^ n * B ^ p (two pairs). How many different combinations of chromatids are possible during the early phases of anaphase in meiosis II?arrow_forwardList and describe two specific differences between meiosis I and meiosis II.arrow_forwardDescribe two mechanisms that occur during meiosis thatproduce genetic variation among gametes.arrow_forward
- In kangaroos, the somatic cells are diploid, having 22 chromosomes. How many chromosomes are present in each cell at metaphase II of meiosis?arrow_forwardThe process of crossing-over occurs during Prophase I of meiosis Prophase II of meiosis Metaphase I of meiosis Anaphase I of meiosis The process of meiosis involves:: one DNA replication and one cell division two DNA replications and two cell divisions one DNA replication and two cell divisions two DNA replications and one cell division Sporic meiosis, where both the haploid and diploid stages of the life cycle are multicellular, is characteristic of animals bacteria fungi plantsarrow_forwardList two differences between meiosis I and meiosis II.arrow_forward
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