NOUN
-
the sex chromosome that is present in both sexes: singly in males and doubly in females
human females normally have two X chromosomes
How To Use X chromosome In A Sentence
- In heterozygous females, pre-B cells whose active X chromosome expresses the mutant gene would not terminally differentiate and proliferate.
- Linkage groups are designated by roman numerals and X for the sex chromosome.
- To allow comparison between sexes, X chromosome abnormalities were concurrently studied in women.
- These defects, which include conditions such as hemophilia and color-blindness, are called X-linked because the genes are carried on the X chromosome.
- human females normally have two X chromosomes
- Males can, therefore, arise spontaneously, as a result of the rare meiotic loss of an X chromosome.
- This work shows a direct connection between elevated levels of corticosterone and the sex ratio of resultant offspring, leading researchers to conclude that corticosterone may directly influence sex chromosome segregation during meiosis, or may lead to differential maturation rates of differentially sexed ova. Carin Bondar: Is Your Crappy Boyfriend Stressing You Out? You Are Not Alone...
- If X chromosome loss occurs during oogenesis, then some ova are expected to be nullo-X, which would result in a patroclinous non-Unc male.
- Is Photosensitive Epilepsy Less Common in Males Due to Variation in X Chromosome Photopigment Genes?
- humans have 22 chromosome pairs plus two sex chromosomes
