Biology: The Unity and Diversity of Life (MindTap Course List)
15th Edition
ISBN: 9781337408332
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Textbook Question
Chapter 12, Problem 14SQ
Match each term with the best description.
_______ | a. basis of variation in traits | |
_______ | metaphase I | b. useful for varied offspring |
_______ | alleles | c. none between meiosis I meiosis II |
_______ | prophase I | d. similar to mitosis |
_______ | zygotes | e. haploid |
_______ | gametes | f. form at fertilization |
_______ | males | g. mash-up time |
_______ | meiosis II | h. chromosome lineup |
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Match the specific phase of meiosis with the correct description._____ Prophase I a. Homologous chromosomes arrive atopposite poles._____ Metaphase I b. Homologous chromosomes line up._____ Anaphase I c. Chromosomes line up at the equator._____ Telophase I d. Independent assortment occurs._____ Prophase II e. Separated sister chromatids arrive atopposite poles._____ Metaphase II f. Sister chromatids remain condensed._____ Anaphase II g. Crossing over occurs._____ Telophase II h. Sister chromatids pull apart.
The part of meiosis that is similar to mitosis is________.a. meiosis Ib. anaphase Ic. meiosis IId. interkinesis
When does DNA replication take place regarding meiosis? DNA replication___ (select one)
A. Occurs between meiosis I and meiosis II
B. occurs during Prophase I
C. occurs before meiosis I begins
D. does not take place in cells best into undergo meiosis
Chapter 12 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 12 - BPA and Abnormal Meiosis In 1998, researchers at...Ch. 12 - BPA and Abnormal Meiosis In 1998, researchers at...Ch. 12 - BPA and Abnormal Meiosis In 1998, researchers at...Ch. 12 - One evolutionary advantage of sexual over asexual...Ch. 12 - Prob. 2SQCh. 12 - Prob. 3SQCh. 12 - Prob. 4SQCh. 12 - Meiosis ______ the parental chromosome number. a....Ch. 12 - Dogs have a diploid chromosome number or 78. How...Ch. 12 - The cell in the diagram to the right is in...
Ch. 12 - Which of the following cells can undergo meiosis?...Ch. 12 - Prob. 9SQCh. 12 - Crossing over mixes up ______. a. chromosomes b....Ch. 12 - Crossing over happens during which phase of...Ch. 12 - Prob. 12SQCh. 12 - Which of the following is one of the very...Ch. 12 - Match each term with the best description. _______...Ch. 12 - Prob. 15SQCh. 12 - The diploid chromosome number for the body cells...Ch. 12 - In your own words, describe how genetic diversity...Ch. 12 - Make a simple sketch of meiosis in a cell with a...Ch. 12 - Asexually reproducing animal populations are rare,...Ch. 12 - Figure 12-7 shows how meiosis in a cell with three...
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- Match the chromosome terms appropriately. ___ polyploid a. symptoms of a genetic ___ deletion disorder ___ aneuploidy b. chromosomal mashup ___ translocation c. extra sets of chromosomes ___ syndrome d. gets around ___ transposable e. chromosome loses a chunk element of DNA f. one extra chromosomearrow_forwardGenetic variation from meiosis is generated during ________. a. both meiosis I and meiosis II b. meiosis II c. meiosis Iarrow_forwardGametogenesis is d. The process of gamete formation which goes through one division of meiosis Oc. The process of gamete formation which goes through one division of mitosis b. The process of gamete formation where the number of chromosomes is halved for 23 chromosomes a. The process of gamete formation where the number of chromosomes is doubled for 46 chromosomes None of the choices are correct Question 3 or False: Meiosis undergoes two sets of divisions.arrow_forward
- B C. D E H. K Match the illustration to the name of the stage.arrow_forwardMeiosis is a necessary part of sexual reproduction because it_____ . a. divides two nuclei into four new nuclei b. reduces the chromosome number for gametes c. gives rise to new allelesarrow_forwardMeiosis usually produces ________ daughter cells. a. two haploid b. two diploid c. four haploid d. four diploidarrow_forward
- 1. A diploid cell contains ____ in its nucleus..a. an even number of chromosomesb. an odd number of chromosomesc. two sister chromatids of each chromosomed. an odd or even number of chromosomesarrow_forwardHomologous chromosomes move towards opposite poles of a dividing cell during Select one: O a. meiosis II Ob. meiosis I Oc. mitosis C. Od. fertilisation O e. binary fission Clear my choice Next pagearrow_forward1. What process enables the body to heal after an injury? a.cell cycle b.mitosis & meiosi c.meiosisd.mitosis e.none of them 2. Checkpoints in the cell cycle control system ___________. a.stop cells from dividing b.regulate the cells by stop and go signals c.signal cells to undergo mitosis d.ensure that a cell keeps dividing 3. Which statement is TRUE about meiosis? * a.It retains the number of chromosome number. b.It reduces the chromosome number by a quarter. c.It doubles the chromosome count in gametes. d.It reduces the chromosome number by half.arrow_forward
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