>
Exams
>
Science
>
Genetics
>
the number of sex chromosomes in humans is
Question:
The number of sex chromosomes in humans is
Show Hint
Humans have 2 sex chromosomes (XX in females, XY in males) and 44 autosomes.
UP Board X - 2024
UP Board X
Updated On:
Nov 5, 2025
23
2
21
20
Show Solution
Verified By Collegedunia
The Correct Option is
B
Solution and Explanation
Humans have 46 chromosomes in total, out of which 2 are sex chromosomes (XX for females and XY for males). The remaining 44 chromosomes are autosomes.
Download Solution in PDF
Was this answer helpful?
0
0
Top UP Board X Science Questions
Write a note on the following:
(i) Spore formation in Rhizopus
(ii) Seed germination
UP Board X - 2025
Science
Fungal Reproduction and Seed Germination
View Solution
Describe the digestive system of human with diagram.
UP Board X - 2025
Science
Digestive system
View Solution
Describe co-ordination in plants with examples.
UP Board X - 2025
Science
Coordination In Plants
View Solution
Write a note on the following:
(i) Gregor Johann Mendel
(ii) Reflex arc
UP Board X - 2025
Science
Genetics and Neural Pathways
View Solution
The unit of power of a lens is
UP Board X - 2025
Science
Optics
View Solution
View More Questions
Top UP Board X Genetics Questions
What do you mean by sex chromosomes? Explain the process of sex determination in humans.
UP Board X - 2024
Science
Genetics
View Solution
Mendel got his primary education in:
UP Board X - 2024
Science
Genetics
View Solution
Explain the importance of experiments of Mendel in the rule for the inheritance of traits.
UP Board X - 2024
Science
Genetics
View Solution
Why did Mendel conduct his experiment?
UP Board X - 2024
Science
Genetics
View Solution
Write a short note on hypermetropia and its correction.
UP Board X - 2024
Science
Genetics
View Solution
View More Questions
Top UP Board X Questions
Write a note on the following:
(i) Spore formation in Rhizopus
(ii) Seed germination
UP Board X - 2025
Fungal Reproduction and Seed Germination
View Solution
Describe the digestive system of human with diagram.
UP Board X - 2025
Digestive system
View Solution
Describe co-ordination in plants with examples.
UP Board X - 2025
Coordination In Plants
View Solution
Write a note on the following:
(i) Gregor Johann Mendel
(ii) Reflex arc
UP Board X - 2025
Genetics and Neural Pathways
View Solution
The unit of power of a lens is
UP Board X - 2025
Optics
View Solution
View More Questions