In man sometime during gametogenesis sex chromosomes are not separated themselves on account of which chromosome number becomes $45, 47$ or $48$. In this condition which of the following genotype and phenotype is correct
In man sometime during gametogenesis sex chromosomes are not separated themselves on account of which chromosome number becomes $45, 47$ or $48$. In this condition which of the following genotype and phenotype is correct
- A
$22$ pairs $+ \ XXY$ males
- B
$22$ pairs $+ \ XX$ females
- C
$22$ pairs $+ \ XXXY$ females
- D
$22 + \ Y$ females
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What is the genetic disorder in which an individual has an overall masculine development, gynaecomastla, and is sterile?
What is the genetic disorder in which an individual has an overall masculine development, gynaecomastla, and is sterile?
- [NEET 2019]
It is character of disorder which described by Langdon Down.
It is character of disorder which described by Langdon Down.
Match the following:
Column – I
Column $- II$
$(1)$ Failure of cytokinesis
$(p)$ To study in beritance of particular traits
$(2)$ Trisomy of 21
$(q)$ Polyploidy
$(3)$ Error of metabolism
$(r)$ Down's syndrome
$(4)$ Pedigree analysis
$(s)$ Phenylketonuria
Match the following:
| Column – I | Column $- II$ |
| $(1)$ Failure of cytokinesis | $(p)$ To study in beritance of particular traits |
| $(2)$ Trisomy of 21 | $(q)$ Polyploidy |
| $(3)$ Error of metabolism | $(r)$ Down's syndrome |
| $(4)$ Pedigree analysis | $(s)$ Phenylketonuria |
In man, which of the following genotypes and phenotypes may be the correct result of aneuploidy in sex chromosomes?
In man, which of the following genotypes and phenotypes may be the correct result of aneuploidy in sex chromosomes?