Human Biology (MindTap Course List)
11th Edition
ISBN: 9781305112100
Author: Cecie Starr, Beverly McMillan
Publisher: Cengage Learning
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Textbook Question
Chapter 20, Problem 5SQ
A chromosome’s structure can be altered by _______.
- a. deletions
- b. duplications
- c. translocations
- d. all of the above
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A. Mutation in chromosome 17 can result to galactosemia type 1
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if two genes are linked ____
A. they are on different chromosomes
B. they assort independently
C. they code for the same protein
D. they are on the same chromosome
A chromosome has the following segments, where represents the centromere.
AB CDEFG
What types of chromosomal mutations are required to change this chromosome into each of the following
chromosomes? BE SPECIFIC WITH YOUR ANSWER! For example, if there is an inversion, specify which
type of inversion AND indicate which genes are affected.
a. AB CDEDEFG
b. A CDEFG
c. C BADEFG
Chapter 20 Solutions
Human Biology (MindTap Course List)
Ch. 20 - Prob. 1RQCh. 20 - What is a carrier of a genetic trait?Ch. 20 - What evidence indicates that a trait is coded by a...Ch. 20 - Prob. 4RQCh. 20 - Explain what nondisjunction is, and give two...Ch. 20 - _______ segregate during ______. a. Homologues;...Ch. 20 - Prob. 2SQCh. 20 - Genes on the same chromosome tend to stay together...Ch. 20 - Prob. 4SQCh. 20 - A chromosomes structure can be altered by _______....
Ch. 20 - Nondisjunction can be caused by ________. a....Ch. 20 - A gamete affected by nondisjunction could have...Ch. 20 - Genetic disorders can be caused by __________. a....Ch. 20 - A person who is a carrier for a genetic trait...Ch. 20 - Prob. 10SQCh. 20 - If a couple has six boys, what is the probability...Ch. 20 - Human sex chromosomes are XX for females and XY...Ch. 20 - People with Down syndrome have an extra copy of...Ch. 20 - Prob. 4CTCh. 20 - Prob. 5CTCh. 20 - About 4 percent of people of Northern European...Ch. 20 - The following pedigree shows the pattern of...
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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
- The following characteristics are associated with all variations in chromosomal structure EXCEPT ____. A. Breakages result in the production of sticky ends B. They begin with a chromosomal break C. They can result in genomic instability D. Broken ends are prone to degradation E. They cause heritable defects when induced during mitosis in somatic cellsarrow_forwardA chromosome initially has the following segments: A B • C D E F G Draw the chromosome, identifying its segments, that would result from each of the following mutations. a. Tandem duplication of DEF b. Displaced duplication of DEF c. Deletion of FG d. Paracentric inversion that includes DEFG e. Pericentric inversion of BCDEarrow_forwardIn which of the following is genetic material moved betweennonhomologous chromosomes?a. insertion d. translocationb. nondisjunction e. inversionc. deletionarrow_forward
- When recombination (“crossing over”) doesn’t happen correctly, what type(s) of mutations that can occur? circle all that apply Select one or more: a. Inversion (reversal or “flipping” of part of a chromosome) b. Duplication of part of a chromosome c. Translocation (transfer of part of a chromosome to a non-homologous chromosome) d. Deletion of part of a chromosomearrow_forwardWhich types of mutations cause (1 word) a. Increase amount of genetic material in particular chromosome b increase amount of genetic material in all chromosomes c decreased amount of generic material in particular chromsomes d change to position of dna sequence in singular chromosome without changing the amount of genetic material e move dna from one chromosome to non homologous chromosomearrow_forwardUnder the influence of gamma-radiation a fragment of the chromosome was lost. What chromosomal mutation is it? Select one: a. Deletion. b. Duplication. c. Inversion. d. Intrachromosomal translocation. O e. Interchromosomal translocation.arrow_forward
- Individuals with Turner’s syndrome inherit what chromosomes? a. XX b. XO c. XXY d. XXX What is the complimentary base pair of the following DNA strand? AAT-TCG-GGC-TTA-ACT-CCA a. TTA-AGC-CCG-ATT-TGA-CGT b. TTA-AGC-CCG-AAT-TGA-GGT c. TTA-ACG-CCG-ATT-TGA-GCT d. TAA-AGC-CCG-AAT-TCA-GGTarrow_forwardChromosome translocations include: A. Alterations in which the genetic material remains the same but rearranged B. Alterations in which the total amount of genetics information increases C. Alterations in which the total amount of genetics information decreases D. Variations in the chromosome numberarrow_forward46. Ioko dedod Uesty A. Cri du chat syndrome B. chromosome 5p deletion syndrome C.5p minus syndrome or Lejeune's syndrome D. All 53. Identify the condition base on the picture A. Down syndrome B. patau syndrome C. Klinefelter syndrome D. Edward syndromearrow_forward
- In chromatin modification, _____ adds an acetyl group while ______ removes it. a. HAT, HDAC b. HDAC,HAT c. HDAC, HACHOO d. HAT, SCARFarrow_forward1. _____________ frequencies are used to obtain a genetic map.A. TransductionB. ReconstitutionC. TransformationD. RecommendationE. Recombination 2. A __________ shows an individual cell's metaphase chromosomes arranged in pairs and sorted by size.A. phenotypeB. genotype C. karyotypeD. fingerprintE. none of the above 3. During conjugation, E.coli chromosomal transfer begins at ________.A. oriVB. oriCC. oriTD. oriAE. none of the abovearrow_forwardWhich types of chromosome mutations a. increase the amount of genetic material in a particular chromosome? b. increase the amount of genetic material in all chromosomes? c. decrease the amount of genetic material in a particular chromosome? d. change the position of DNA sequences in a single chromosome without changing the amount of genetic material? e. move DNA from one chromosome to a nonhomologous chromosome?arrow_forward
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