Solved

What Is the Source of the Extra Chromosome 21 in an Individual

Question 37

Multiple Choice

What is the source of the extra chromosome 21 in an individual with Down syndrome?


A) nondisjunction in the mother only
B) nondisjunction in the father only
C) duplication of the chromosome
D) nondisjunction or translocation in either parent
E) It is impossible to detect with current technology.

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Q32: In humans, clear gender differentiation occurs, not

Q33: Three genes at three loci are being

Q34: Thomas Hunt Morgan's choice of Drosophila melanogaster

Q35: At which phase(s)is it preferable to obtain

Q36: Sturtevant provided genetic evidence for the existence

Q38: One possible result of chromosomal breakage is

Q39: Use the following information to answer the

Q40: A gene is considered to be non-Mendelian

Q41: Calico cats are female because<br>A) the males

Q42: How would one explain a testcross involving