Exercise 6 question sheet: Table 2: Karyotype 1 Data Letter Number of chromosomes Gender Is the karyotype normal? Disorder (if applicable) Table 3: Karyotype 2 Data Letter Number of chromosomes Gender Is the karyotype normal? Disorder (if applicable) Exercise 6 questions: 1. What is the centromere position for chromosomes 1, 9, and 14? 2. If an individual has a trisomy of chromosome 18, how many chromosomes total does the person have? 3. If an individual has a monosomy of chromosome 12, how many chromosomes total does the person have? 4. If a human gamete (egg or sperm) with one extra chromosome participates in fertilization with a normal human gamete, what will be the result? How many chromosomes will the resulting zygote have? 5. If a human gamete that is missing a chromosome participates in fertilization with a normal human gamete, what will be the result? How many chromosomes will the resulting zygote have? 6. Down syndrome was the first chromosomal disorder of humans to be identified. Look online to find out who this disorder was named after, and what year it was discovered.