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Name: Variation in the traits of organisms may be attributable toa. gene mut
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Description: Variation in the traits of organisms may be attributable toa. gene mutations.b. alterations in chromosome structure.c. variation in chromosome number.d. all of the above

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Biology

Variation in the traits of organisms may be attributable toa. gene mutations.b. alterations in chromosome structure.c. variation in chromosome number.d. all of the above

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition

ISBN:9781305967359

Author:STARR

Publisher:STARR

Chapter8: Dna Structure And Function

Section: Chapter Questions

Problem 3SA: Similarities in ___________ are the basis of similarities in traits. a. karyotype c. the double...

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Similar questions

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.
Similarities in ___________ are the basis of similarities in traits. a. karyotype c. the double helix b. DNA sequence d. chromosome number
Gene flow is accomplished by ______ A) migration B) sexual recombination C) natural selectionD) genetic driftE) mutation Then explain why the incorrect answers are wrong.
DNA____________. a. guides form and function c. is transmitted from parent to offspring b. is the basis of traits d. all of the above
Describe mutations that do not affect protein structure or function and provide details of how such mutations may play a role in evolutionary change and speciation. Give a specific example (including both the phenotypes and mutation)
DNA_____ .a. guides form and function c. is transmitted from parents to offspringb. is the basis of traits d. all of the above
What are some of the implications of all organisms having similar genetic systems? a. That all life forms are genetically relatedb. That research findings on one organism’s gene function can often be applied to otherorganismsc. That genes from one organism can often function in another organism d. All of the above
If two closely related organisms mate successfully to produce an offspring that is infertile or sterile, how would you classify the parent organisms? They are a) Different species b) Members of the same species c) practicing recombination d) undergoing genetic drift and natural selection
DNA recombination occurs during the process of __________ and affects the population by ________ A) Meiosis, decreasing genetic variation B) Meiosis, increasing genetic variation C) Mitosis, decreasing genetic variation D) Mitosis, increasing genetic variation E) Both B and D are correct F) Both A and C are correct
A sequence of DNA that provides coding information for the construction of proteins is called: A. an allele B. a gene C. a recessive trait D. an amino acid
Which of the following does not support the idea of descent with modification? A. Organisms and the cells that they are composed of arise from DNA B. When organisms reproduce they generate new copies of DNA to pass down to their offspring C. We inherit traits from our ancestors because in possess molecules of their DNA that you received from your parents D. In the process of DNA replication, mutations occur with the goal of increasing an organism's fitness
Variations in chromosome structure are important for which of the following reason(s)?Question 5 options: A) evolution of new species B) may result in the production of abnormal offspring C) may alter the phenotype of an organism D) all of the answers are correct