Which of the following statements best describes the effect of mutations in DNA? A Mutations result in changes that can be positive, be negative, or have no consequences B Mutations result in changes that always have negative consequences C Mutations result in changes that cannot be detected unless it is revealed by genetic screening D Mutations result in changes that have no consequences

Which of the following statements best describes the effect of mutations in DNA? A Mutations result in changes that can be positive, be negative, or have no consequences B Mutations result in changes that always have negative consequences C Mutations result in changes that cannot be detected unless it is revealed by genetic screening D Mutations result in changes that have no consequences

Name: Which of the following statements best describes the effect of mutatio
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Description: Which of the following statements best describes the effect of mutations in DNA? A Mutations result in changes that can be positive, be negative, or have no consequencesB Mutations result in changes that always have negative consequencesC Mutations

Human Heredity: Principles and Issues (MindTap Course List)

11th Edition

ISBN:9781305251052

Author:Michael Cummings

Publisher:Michael Cummings

Chapter16: Reproductive Technology, Genetic Testing, And Gene Therapy

Section: Chapter Questions

Problem 11QP: Gene therapy involves: a. the introduction of recombinant proteins into individuals b. cloning human...

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Gene therapy involves: a. the introduction of recombinant proteins into individuals b. cloning human genes into plants c. the introduction of a normal gene into an individual carrying a mutant copy d. DNA fingerprinting e. none of these
Which of the following is NOT true about mutations? A. Mutations can be harmful but not beneficial to the cell B. Nucleotide substitution in DNA can cause nonsense mutations C. Nucleotide substitution in DNA can cause missense mutations D. Mutagens increase the rate of mutation, but mutations are still random E. Nucleotide insertion or deletion in DNA can cause frameshift mutations
Which of the following types of mutations will have the most devastating effect on a cell?A.frameshift mutationB. missense mutationC. nonsense mutationD. silent mutation
Some mutations or changes in the sequence of DNA, do not have any offect on the characteristics of the organism. Why Is this? The protein from this mutated sequence deactivated by the cell The mutated sequence still codes for the same amino acid The cell recognizes mutations and ignores them when expressing the gene The immune system repairs the mutated sequence during development
mutation are random change to the structure of gene. the likelihood of a mutation occuring can increase if a cell is . when mutations in a gene alter the sequence of amino acids, can be altered
If a nucleotide is replaced by a different nucleotide, this is called a(n) _________mutation.________mutations occur if nucleotides are added in the middle of a gene._________ mutations occur if nucleotides are removed from the middle of a gene.
In your own words, describe which type of mutation causes a greater change in the phenotype of an organism: insertions and deletions or point mutations.
The word mutation is generally considered to be negative. However, is there a positive side to mutations? Briefly explain your answer.
A mutation is best defined as _____ in the nucleotide sequence of a gene. A any change B a beneficial change C a harmful change
Which of the following is the most serious type of mutation? -Nonsense -Missense -Silent -They all have the same level of seriousness
which of the following statements accurately describes genetic mutations
What happens to an organism (plant, animal, or microorganism) during genetic modification? A. Fewer desirable genes are transferred to a new species. B. Genes are removed from one organism and transferred to another. C. Plants or animals are given traits that they typically have. D. All of the above