Question

which disorder is associated with 45 xo chromosome notation?
a klinefelter syndrome
b turners syndrome
c triplo x syndrome
d edwards syndrome
e patau syndrome
f downs syndrome
question 9
how many pairs of nuclear chromosomes are in a normal human female?
enter answer
question 10
each band on a chromosome represents millions of base pairs and hundreds of genes.
a true
b false

Explanation:

• For question 8: Turner's Syndrome is characterized by the presence of 45,XO where there is only one X - chromosome in females instead of the usual two sex - chromosomes.
• For question 9: A normal human female has 23 pairs of nuclear chromosomes, 22 pairs of autosomes and 1 pair of sex - chromosomes (XX).
• For question 10: Each band on a chromosome does represent millions of base pairs and hundreds of genes.

Answer:

Question 8: B. Turner's Syndrome
Question 9: 23
Question 10: A. True