Module 7: Cytogenetics Questions & Answers 100% Verified Solution 2025

Module 7: Cytogenetics Questions & Answers 100% Verified Solution 2025 Cytogenetics - ANS-Study of chromosomes Cleft lip and palate - ANS-A Gap, which occurs when the embryonal structures forming the lips or the roof of the mouth do not completely fuse with each other during the first tri-semester. Whya re we here? - ANS-Because a cleft lip might be part of a syndrome. What is the definition of a syndrome? - ANS-A syndrome has characteristic symptoms involving many organs or features What can you identify from the karyogram? - ANS-An extra chromosome 21 - fetus has trisomy 21 which is down syndrome You can choose between conventional cytogenetics method, such as karyotyping, and modern cytogenetics method. Which analysis should you perform on the amniotic fluid? - ANS-Array comparative genome hybridization (array CGH) - Most suitable for detecting copy number of the chromosomal regions, revealing also fairly small changes, and looking at all chromosomes in one analysis. What is detected by an array CGH analysis? - ANS