Matching II. Match the cause with the disorder.
1. ___ Down syndrome
2. ___ galactosemia
3. ___ color blindness
4. ___ hemophilia A
5. ___ Turner syndrome
A. autosomal recessive inheritance; lactose
metabolism is blocked
B. nondisjunction of the twenty-first
chromosomal pair
C. X-linked recessive inheritance
D. nondisjunction of the sex chromosomes
Question 2Matching I. Choose the most appropriate answer for
each.
1. ___ colchicine
2. ___ deletion
3. ___ duplication
4. ___ inversion
5. ___ monosomy
6. ___ translocation
7. ___ triploidy
8. ___ trisomy
A. 3n; generally sterile
B. a chromosome segment is permanently
transferred to a nonhomologous
chromosome
C. (2n 1); a zygote deprived of a
chromosome
D. a repeat of a particular DNA sequence in
the same chromosome or in
nonhomologous ones
E. (2n + 1); three chromosomes of the same
kind are present in a set of chromosomes
F. a piece of the chromosome is
inadvertently left out during the repair
process
G. inhibits microtubule assembly; used in
karyotyping
H. a chromosome segment that has been cut
out and rejoined at the same place, but
backward