Advertisements
Advertisements
Question
Differentiate between X-chromosome and Y-chromosome with reference to –
- length of non-homologous regions
- type as per the position of the centromere
Distinguish Between
Solution
X-chromosome | Y-chromosome | |
1. | Its non-homologous region is longer as compared to the Y-chromosome. | Its non-homologous region is shorter as compared to the X-chromosome. |
2. | It is metacentric. | It is acrocentric. |
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Given below is a schematic diagram of a portion of DNA.
- How many strands are shown in the diagram?
- How many nucleotides have been shown in each strand?
- Name the parts numbered 1, 2, 3, 4 and 5 respectively.
- Name the DNA unit constituted by the parts 1, 2, 3 collectively.
Answer the following question in your own words.
What is meant by ‘chromosome’?
Chromosomes are mainly made up of ______.
Mention the contribution of the scientist given below in the study of chromosome:
Balbiani
Give a reason for the following:
Gametes must be produced by meiosis for sexual reproduction.
Name the following:
Pairs of chromosomes, present in human egg cells.
Name the following:
The pattern of arrangement of genes along a chromosome.
Nullisomy is represented by ______.
Explain the structure of chromosomes with labelled diagram.
Define Aneuploidy.