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Ch.6 Chromosomal VariationWorksheetSee all chapters
All Chapters
Ch.1 Introduction to Genetics
Ch.2 Mendel's Laws of Inheritance
Ch.3 Extensions to Mendelian Inheritance
Ch.4 Genetic Mapping and Linkage
Ch.5 Genetics of Bacteria and Viruses
Ch.6 Chromosomal Variation
Ch.7 DNA and Chromosome Structure
Ch.8 DNA Replication
Ch.9 Mitosis and Meiosis
Ch.10 Transcription
Ch.11 Translation
Ch.12 Gene Regulation in Prokaryotes
Ch.13 Gene Regulation in Eukaryotes
Ch.14 Genetic Control of Development
Ch.15 Genomes and Genomics
Ch.16 Transposable Elements
Ch.17 Mutation, Repair, and Recombination
Ch.18 Molecular Genetic Tools
Ch.19 Cancer Genetics
Ch.20 Quantitative Genetics
Ch.21 Population Genetics
Ch.22 Evolutionary Genetics

Concept #1: Reciprocal Translocation

Concept #2: Robertsonian Translocations

Practice: Which of the following represents the chromosomal segregation into gametes after a reciprocal translocation caused by adjacent-1 segregation? N=Normal chromosome T = Tanslocated chromosome

Practice: Which of the following ways reciprocal translocated chromosomes are sorted produces viable gametes?

Practice: An individual heterozygous for a reciprocal translocation has the following chromosomes. Which chromosomes do the gametes receive after alternative segregation? 

A B • C D E F G                        J K • L M N O P 

A B • C D N O P                       J K • L M E F G 

Practice: An individual heterozygous for a reciprocal translocation has the following chromosomes. Which chromosomes do the gametes receive after adjacent-1 segregation? 

A B • C D E F G                J K • L M N O P 

A B • C D N O P               J K • L M E F G 

Practice: An individual heterozygous for a reciprocal translocation has the following chromosomes. Which chromosomes do the gametes receive after adjacent-2 segregation? 

A B • C D E F G             J K • L M N O P 

A B • C D N O P            J K • L M E F G 

Practice: How many chromosomes does a person who is a carrier for familial down syndrome caused by a robertsonian translocation have?