Podcast
Questions and Answers
Which type of mutations are typically harmful?
Which type of mutations are typically harmful?
- Mutations that disrupt many loci
- Mutations that rearrange many loci
- Mutations that duplicate many loci
- Mutations that delete many loci (correct)
What happens when duplicated genes are not harmful?
What happens when duplicated genes are not harmful?
- They are eliminated through natural selection
- They remain unchanged and serve their original function
- They become harmful and cause genetic disorders
- They accumulate mutations and take on new functions (correct)
What is the role of gene duplications in evolution?
What is the role of gene duplications in evolution?
- They have no role in evolution
- They only occur in certain organisms
- They play a minor role in evolution
- They play a major role in evolution (correct)
What is the average mutation rate in animals and plants?
What is the average mutation rate in animals and plants?
Why do prokaryotes have faster accumulation of genetic variation?
Why do prokaryotes have faster accumulation of genetic variation?
Why do viruses have faster mutation rates?
Why do viruses have faster mutation rates?
What is the main source of genetic variation in organisms that reproduce sexually?
What is the main source of genetic variation in organisms that reproduce sexually?
Which mechanism of sexual reproduction shuffles existing alleles into new combinations?
Which mechanism of sexual reproduction shuffles existing alleles into new combinations?
What is the role of independent assortment in sexual reproduction?
What is the role of independent assortment in sexual reproduction?
What is the role of random fertilization in sexual reproduction?
What is the role of random fertilization in sexual reproduction?
Which process can result in the formation of new alleles?
Which process can result in the formation of new alleles?
What is the main source of genetic variation in sexual reproduction?
What is the main source of genetic variation in sexual reproduction?
Which type of mutation often results in neutral variation?
Which type of mutation often results in neutral variation?
What can rare mutant alleles potentially improve in organisms?
What can rare mutant alleles potentially improve in organisms?
Which process can lead to the creation of new genes?
Which process can lead to the creation of new genes?
What is the result of genetic variation through mutation?
What is the result of genetic variation through mutation?
Which process can create genetic variation in asexual organisms?
Which process can create genetic variation in asexual organisms?
What is the role of gene duplication in the formation of new alleles?
What is the role of gene duplication in the formation of new alleles?
What is the result of neutral variation in noncoding regions of DNA?
What is the result of neutral variation in noncoding regions of DNA?
Which process can create new alleles in organisms?
Which process can create new alleles in organisms?
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