16 Questions
A person's karyotype can show individual DNA strands.
False
Down syndrome is caused by a missing copy of chromosome 21.
False
Humans have 22 pairs of sex chromosomes.
False
Nondisjunction occurs during mitosis.
False
A karyotype can show the order of DNA bases.
False
Chromosomal abnormalities occur due to errors during meiosis.
True
Individuals with Trisomy 13 often have slow growth before birth.
False
Males with Klinefelter Syndrome have one extra Y chromosome.
False
Turner Syndrome is the only monosomy compatible with life.
True
Mutations can only be harmful to an organism.
False
Point mutations involve changes in the structure of chromosomes.
False
Deletion in chromosomal mutations refers to adding extra copies of genes.
False
Mutations can be passed down to offspring if they are present in somatic cells.
False
Sickle cell anemia is an example of a beneficial mutation.
False
Trisomy 18 is also known as Jacob's Syndrome.
False
Klinefelter Syndrome causes individuals to have low testosterone levels.
True
Test your knowledge on karyotypes, chromosomal abnormalities, and disorders resulting from nondisjunction during cell division. Learn about how chromosomes are arranged in pairs and the different types of chromosomal errors that can occur.
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