Biology
11th Edition
ISBN: 9781259188138
Author: Peter H Raven, George B Johnson Professor, Kenneth A. Mason Dr. Ph.D., Jonathan Losos Dr., Susan Singer
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 24, Problem 4U
Homologous genes in distantly related organisms can often be easily located on chromosomes due to
a. horizontal gene transfer.
b. conservation of synteny.
c. gene inactivation.
d. pseudogenes.
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Check out a sample textbook solutionStudents have asked these similar questions
Segmental duplications play an important role in evolution by
a. giving rise to new genes and multigene families.
b. keeping the number of genes in a genome constant.
c. eliminating repetitive sequences produced by transposition.
d. controlling the base content of the genome.
D) Two dragonfly populations that have accumulated several differences in their DNA sequences
How do you know that is the answer? I thought we were not allowed to use DNA sequences in the lineage species concept.
Looking at the diagram, in terms of the ancestral gene vs. the resultant genes, describe three functional outcomes resulting from gene duplication
Chapter 24 Solutions
Biology
Ch. 24 - Humans and pufferfish diverged from a common...Ch. 24 - Prob. 2UCh. 24 - Prob. 3UCh. 24 - Homologous genes in distantly related organisms...Ch. 24 - All of the following are believed to contribute to...Ch. 24 - What is the fate of most duplicated genes? a. Gene...Ch. 24 - Chimp and human DNA whole-genome sequences differ...Ch. 24 - Prob. 2ACh. 24 - Analyze the conclusion that the Medicago...Ch. 24 - Analyze why an herbicide that targets the...
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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
- Define horizontal gene transfer. What problems does it cause for evolutionary biologists?arrow_forwardHow do these 2 diagrams fit within the scope of evolutionary genomics?arrow_forwardWhy are homologous traits similar? A. they result from genetic and developmental similarities. B. they are epigenetic effects. C. they are derived from a common ancestor D. they result from convergent evolution E. they result because the environmental conditions of the ancestors were similar.arrow_forward
- Genetic variation can occur as a result ofa. random mutations in genes.b. changes in chromosome structure and number.c. gene duplication.d. horizontal gene transfer.e. all of the above.arrow_forwardWhat is the definition of gene flow? How was gene flow blocked between these species?arrow_forwardWhat is horizontal gene transfer and how can this process potentially change how we view relatedness among the three Domains? Provide an example of a species with characteristics that results from horizontal gene transfer.arrow_forward
- Are gene mutations caused by selective pressures in the environment? In other words, do gene mutations arise in an organism out of need or want? Group of answer choices A. No, because gene mutations are not purely random. B. Yes, because gene mutations are not purely random. C. No, because gene mutations are purely random. D. Yes, because gene mutations are purely random.arrow_forwardWhat is horizontal gene transfer and how does it relate to evolution?arrow_forwardFill in the blank. [x] _________ genes are pairs of genes within an organism’s genome that have diverged from duplication events.arrow_forward
- Which of the following evolutionary changes is an illustration of horizontal gene transfer? the human point mutation which changes a T into an A in the sickle-cell b-globin gene B. origin of the tetraploid potato (Solanum tuberosum) from its diploid ancestor (Solanum stenotomum) non-disjunction of the duplicated human chromosome 21, causing Down’s syndrome D. the green sea slug acquiring the genes for making chlorophyll from the chloroplasts of green algae the single gene deletion which can reduce the variety of mating types in yeastarrow_forwardExplain gene flow as a force of evolution (how does gene flow contribute to biological change?)arrow_forwardOutline the different rates of evolution that are typically seen in different parts of a protein-encoding gene. What might account for these differences?arrow_forward
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