McqMate
| Q. |
Chromosorne designation of Turner sydrorne is : |
| A. | 44A+XO |
| B. | 44A+XXX |
| C. | 44A+XXY |
| D. | 44A+XYY |
| Answer» A. 44A+XO | |
|
Explanation: Turner syndrome is a rare chromosomal disorder characterized by partial or complete loss (monosomy) of one of the X chromosomes that affects females. Individuals with Turner syndrome have only 45 chromosomes, including just a single X chromosome. This monosomic has a chromosome complement of 44 autosomes and one X chromosome (44+XO). The abnormal condition probably originates from exceptional egg or sperm with no X chromosome. |
|
View all MCQs in
Biology (GK)No comments yet