Human Genetic Disorders A Day

Which genetic disorder is caused by a dominant allele?

• Huntington's
• Hemophilia
• Cystic fibrosis
• PKU

This karyotype is taken from a  ________.

• female with Turner's syndrome
• male with Down's syndrome
• female with Down's syndrome
• normal female

Tags

NGSS.HS-LS3-1

Which of the following is a result of a nondisjunction?

• Klinefleter syndrome

• Sickle cell anemia

• Cystic fibrosis

• Hemophilia

Tags

NGSS.HS-LS3-2

monosomy : nondisjunction ::

• chromatids : centromere

• male : XY chromsomes

• haploid : mitosis

• meiosis : diploid

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

If two parents carry the recessive allele that causes cystic fibrosis, the chances that their child will inherit the disorder are

• one in two

• one in four

• two in five

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

Which of the following is caused by a recessive allele?

• achondroplasia

• Turner Syndrome

• albinism

• Huntington's Disease

Which of the following statements is NOT true?

• A person with Huntington's disease has a 50% chance of passing the allele on to their children

• A person with Huntington's might be homozygous for the disease

• Huntington's is caused by nondisjunction

• A person that has the gene for Huntington's has a high chance of developing the disorder

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

In humans, the disorder caused by a missing X chromosome is called:

• Klinefelter Syndrome

• Turner Syndrome

• Down Syndrome

• Axenfeld Reiger Syndrome

This disorder causes too much mucus to be produced

• achondroplasia

• axenfeld-reiger

• albinism

• cystic fibrosis

Tags

NGSS.HS-LS3-2

This disorder causes abnormal bone growth and unusually short stature

• Turner Syndrome

• Huntington

• cystic fibrosis

• achondroplasia

Tags

NGSS.HS-LS3-2