Biology - Concepts and Investigations - 3rd Edition - Broward College Central
3rd Edition
ISBN: 9781308188959
Author: Hoefnagels
Publisher: McGraw Hill
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Chapter 9, Problem 5MCQ
Summary Introduction
Introduction:
The genetic diversity can be defined as the number of characteristics or traits of a species. It is different from genetic variability. The genetic diversity results because of the accumulation of the neutral substitutions.
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Which of the processes does not lead to variation in offspring with the same parents?*
A. Random fusion of gametes from different parents.
B. Random assortment of chromosomes in M1
C.Crossing over of chromosomes
D.Interkinesis
Plant breeders use colchicine to
A) prevents cytokinesis in somatic cells
B) increase the occurrence of unequal crossing over events during meosis
C) stop the segregation of homologous chromosomes during meiosis
D)  triggers the production of haploid gametes and diploid organism
What makes sexually reproduced offspring genetically different from their parents?
a.
Genetic recombination during mitosis
b.
Genetic recombination during meiosis
c.
Sexual reproduction does not produce genetically different offspring
d.
Crossing over during mitosis
Chapter 9 Solutions
Biology - Concepts and Investigations - 3rd Edition - Broward College Central
Ch. 9.1 - Prob. 1MCCh. 9.1 - How can asexually reproducing organisms acquire...Ch. 9.1 - Prob. 3MCCh. 9.2 - Prob. 1MCCh. 9.2 - 2. Draw a hypothetical karyotype for a cell with a...Ch. 9.3 - How do haploid and diploid nuclei differ?Ch. 9.3 - Prob. 3MCCh. 9.3 - Prob. 4MCCh. 9.3 - Prob. 1MCCh. 9.4 - What happens during interphase
Ch. 9.4 - How do the events of meiosis I and meiosis II...Ch. 9.5 - Prob. 1MCCh. 9.5 - Prob. 2MCCh. 9.5 - How are identical twins different from fraternal...Ch. 9.6 - Prob. 1MCCh. 9.6 - In what ways are mitosis and meiosis different?Ch. 9.7 - Prob. 1MCCh. 9.7 - How can deletions, duplications, inversions, and...Ch. 9.8 - What are the stages of sperm development in...Ch. 9.8 - Prob. 2MCCh. 9.8 - How does gamete production in plants differ from...Ch. 9.9 - Prob. 1MCCh. 9.9 - Prob. 2MCCh. 9 - Prob. 1MCQCh. 9 - Prob. 2MCQCh. 9 - Meiosis explains why a. you inherited half of your...Ch. 9 - Prob. 4MCQCh. 9 - Prob. 5MCQCh. 9 - Prob. 6MCQCh. 9 - Prob. 7MCQCh. 9 - Explain why evolution often selects traits that...Ch. 9 - Describe a situation in which asexual reproduction...Ch. 9 - Prob. 3WIOCh. 9 - Sketch the relationships among mitosis, meiosis,...Ch. 9 - Prob. 5WIOCh. 9 - Prob. 6WIOCh. 9 - Prob. 7WIOCh. 9 - Draw all possible metaphase I chromosomal...Ch. 9 - Prob. 9WIOCh. 9 - List examples of abnormalities in chromosome...Ch. 9 - Prob. 11WIOCh. 9 - Prob. 12WIOCh. 9 - Prob. 13WIOCh. 9 - 2. Fit the following terms into this concept map:...Ch. 9 - 3. Create a separate concept map that includes...Ch. 9 -
3. What two processes in meiosis I generate...
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- Which of the following is not a contributor to genetic variation? (a) replication of sister chromatids (b) crossing-over of homologous chromosomes (c) random assortment of homologous chromosomes (d) fertilizationarrow_forwardWhen a germ cell undergoes meiosis, which event would MOST likely result in four aneuploid daughter cells? A. misalignment of the chromosomes during metaphase I B. misalignment of the chromosomes during anaphase I C. misalignment of the chromosomes during metaphase II D. misalignment of the chromosomes during anaphase IIarrow_forwardWhat is the main difference between autopolyploid and allopolyploid? a. the number of chromosomes b. the functionality of the chromosomes c. the source of the extra chromosomes d. the number of mutations in the extra chromosomesarrow_forward
- What cellular process is responsible for genetic recombination? a. The independent alignment of homologous pairs during meiosis I b. Separation of the homologues in meiosis I c. Separation of the chromatids during meiosis II d. Crossing over between homologuesarrow_forwardWhen does DNA replication occur during meiosis? a. during telophase b. during prophase I c. during anaphase and telophase d. during interphase before meiosis I beginsarrow_forwardWhich 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. cytokinesisarrow_forward
- Homologous chromosomes move toward opposite poles of a dividing cell during a. fertilization b. meiosis II c. meiosis I d. mitosisarrow_forwardMeiosis ________. a. occurs only in germ cells of 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 cells.arrow_forward_________ contributes to variation in traits among the offspring of sexual reproducers. a. Crossing over c. Fertilization b. Chromosome segregation d. all of the abovearrow_forward
- These items separate from each other during anaphase 2 of meiosis. a. Sister chromatids b. Homologous chromosome c. Genes d. The two parts of a cellarrow_forwardWhat word below best describes the orientation of maternal relative to paternal chromatids of each bivalent chromosome at the metaphase plate in Meiosis I? A. ordered B. random C. elastic D. organizedarrow_forwardWhich process is necessary to prevent the doubling of genome size during sexual reproduction? a. meiosis b. mitosis c. apoptosis d. metastasis e. contact inhibitionarrow_forward
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