Sex-linked Inheritance

Question 1

Two types if Sex-linked Inheritance

Answer 1

1. X-linked Genes in X chromosomes
2. Y-linked Genes

Question 2

X-linked conditions

Answer 2

• Red-green colorblindness
• Hemophilia
• Tortoiseshell cat
• Calico cats
• Lesch-Nyhan Syndrome (X-linked recessive)
• Androgen insensitivity (X-linked recessive)

Question 3

Androgen Insensitivity (X-linked recessive)

Answer 3

Genetically male, but don’t develop male external genitals because their bodies can’t respond to male sex hormones

Question 4

3 Categories of AIS

Answer 4

1. Complete AIS (CAIS)
2. Partial AIS (PAIS)
3. Mild AIS (MAIS)

Question 5

X-linked Genes

Answer 5

Refers to characteristics or traits that are influenced by genes on the X chromosomes

Question 6

Y-linked Genes is also known as

Answer 6

Holandric Genes

Question 7

Y-linked Genes

Answer 7

If the altered gene that causes the disorder is located on the Y chromosome

Question 8

Y-linked Disorder

Answer 8

• Porcupine man
• Web toes
• Hypertrichosis

Question 9

Porcupine man

Answer 9

Skin covered with scales

Question 10

Web toes

Answer 10

Web-like connection between 2nd and 3rd toes

Question 11

Hypertrichosis

Answer 11

Excessive hair development in the outer rim of ears