Answer:
The two types of sex chromosomes are the X chromosome and the Y chromosome.
Explanation:
- X Chromosome - The X Chromosome is found both in males and in females. Females bear two X chromosomes, whereas, males bear only one X chromosome.
- Y Chromosome - The Y Chromosome is found only in men and is absent in women. Males bear a single Y Chromosome along with an X Chromosome. These chromosomes play a vital role in the determination of the gender of the child.