Genetics Quiz 🧬
1 What is the name of the protein that DNA wraps around to form nucleosomes?
It's an octamer of these proteins...
Histone
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2 What genetic condition results from having an extra chromosome 21?
It's named after a British physician...
Down syndrome
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3 What is the process called where mRNA is made from DNA?
It's the first step in protein synthesis...
Transcription
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4 What is the sugar present in RNA called?
It's similar to deoxyribose but with an extra oxygen...
Ribose
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5 What genetic syndrome results from having only one X chromosome (44 + X0)?
It's named after an American endocrinologist...
Turner syndrome
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6 What is the term for different versions of the same gene?
They can be dominant or recessive...
Alleles
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7 What is the inheritance pattern when both alleles are expressed equally (like in AB blood type)?
It's not dominance or incomplete dominance...
Codominance
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8 What is the term for a sudden heritable change in genetic material?
It can be caused by radiation or copying errors...
Mutation
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9 What is the name of the enzyme that adds complementary RNA nucleotides during transcription?
It reads the DNA template strand...
RNA polymerase
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10 What is the term for inheritance where multiple genes affect a single trait (like skin color)?
It results in continuous variation...
Polygenic inheritance
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