10 Questions
Which type of genetic variation refers to large-scale changes in the human genome, such as copy number variations and translocations?
Large scale germ-line genetic variation
What is the purpose of sexual reproduction in humans?
To create genetic differences between individuals
When aligning two human genomes, how similar are they at the DNA level?
Identical at 99.9% of DNA bases
Which type of genetic mutation results in the introduction of a stop codon?
Nonsense/stop
What is the main characteristic of cancer cells that allows for rapid evolution?
Genomic instability
What is the purpose of genetic characterization in cancer research?
To understand the nature of genetic variation in malignant cells
Which type of genetic variation involves the exchange of DNA between two different chromosomes during meiosis?
Translocations/transversions
What is the incidence of trisomy 21 (Down syndrome) in newborns?
Approximately 1:1000
Which type of genetic variation involves the deletion or duplication of relatively large sections of DNA (>1000 base-pairs)?
Copy number variants
What is the incidence of microsatellites in our genomes?
Common
Test your knowledge of human genetic variability and its consequences with this quiz from the Royal College of Surgeons in Ireland - Medical University of Bahrain. Learn about large-scale germ-line genetic variations such as CNVs, translocations, and issues of chromosome number in the human genome.
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