Human Biology (MindTap Course List)
11th Edition
ISBN: 9781305112100
Author: Cecie Starr, Beverly McMillan
Publisher: Cengage Learning
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Chapter 18, Problem 9SQ
Summary Introduction
Introduction: Meiosis is a process of cell division in which a parent cell splits to form four daughter cells. At the end of meiosis, the daughter cell has half chromosome number than the parent cell.
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Meiosis 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 alleles
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
Meiosis usually produces ________ daughter cells. a. two haploid b. two diploid c. four haploid d. four diploid
Chapter 18 Solutions
Human Biology (MindTap Course List)
Ch. 18 - Prob. 1RQCh. 18 - Prob. 2RQCh. 18 - Prob. 3RQCh. 18 - Name the four main stages of mitosis, and describe...Ch. 18 - Prob. 5RQCh. 18 - Prob. 6RQCh. 18 - Prob. 1SQCh. 18 - Prob. 2SQCh. 18 - Prob. 3SQCh. 18 - Prob. 4SQ
Ch. 18 - Prob. 5SQCh. 18 - After mitosis, each daughter cell contains genetic...Ch. 18 - All of the following are stages of mitosis except...Ch. 18 - Prob. 8SQCh. 18 - Prob. 9SQCh. 18 - Because of the ________ alignment of homologous...Ch. 18 - Match the stage of mitosis with the following key...Ch. 18 - Normally you cant inherit both copies of a...Ch. 18 - Suppose you have a way of measuring the amount of...Ch. 18 - Adams maternal and paternal chromosomes have...Ch. 18 - Fresh out of college, Maria has her first job...
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- Meiosis_______ . a. occurs only in animals b. supports growth and tissue repair in multicelled species c. gives rise to genetic diversity among offspring d. is part of the life cycle of all cellsarrow_forwardThe law of segregation of chromosomes arises due to events in _________. A. Mitosis and meiosis II B. Mitosis and meiosis I C. Meiosis I only D. Meiosis II onlyarrow_forwardThe part of meiosis that is similar to mitosis is________.a. meiosis Ib. anaphase Ic. meiosis IId. interkinesisarrow_forward
- The two main sources of genetic variation from meiosis are ________. a. random orientation of homologous pairs and mutation b. crossing over and random mutation c. random orientation of homologous pairs and crossing overarrow_forwardNondisjunction in meiosis can result in_____ . a. base-pair substitutions c. crossing over b. aneuploidy d. pleiotropyarrow_forwardThe dividing cells shown in the picture would be in _?_ of _?_. Assume that the starting cell was diploid and it was 2n=4. A. Metaphase, mitosis B. Metaphase, meiosis I C. Metaphase, meiosis II D. Anaphase, meiosis I E. Anaphase, mitosisarrow_forward
- Human gametes ___ a. are produced by mitosis b. have one copy of each chromosome c. have two copies of each chromosome d. are genetically identical to every other gamete made by that person e. all of the above are truearrow_forwardHuman body cells are diploid, which mean they______ . a. divide to form two cells b. have two full sets of chromosomes c. contain two chromosomesarrow_forwardIn meiosis _______ are separated during anaphase I, and _______ are separated during anaphase IIarrow_forward
- 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.arrow_forwardCells at the end of meiosis (i.e. each of the four gametes) have _____ when compared with cells at thebeginning of meiosis (i.e. the parent cell in prophase I).a. half the number of chromosomes and one-fourth the amount of DNAb. half the number of chromosomes and half the amount of DNAc. the same number of chromosomes and half the amount of DNAd. half the amount of cytoplasm and half the amount of DNAarrow_forwardDNA doubles ___. A. before mitosis B. during metaphase of mitosis C. at any time during cell division D. during prophase of mitosis E. immediately before prophase of mitosisarrow_forward
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