karyotypes can be studied to determine an organisms chromosomal makeup and to detect genetic defects. down…

karyotypes can be studied to determine an organisms chromosomal makeup and to detect genetic defects. down syndrome is a genetic disorder that is also called trisomy 21. what would trisomy 21 look like in a karyotype?\nmissing chromosome 21\nextra chromosome 21\nmissing sex chromosome\nextra sex chromosome

karyotypes can be studied to determine an organisms chromosomal makeup and to detect genetic defects. down syndrome is a genetic disorder that is also called trisomy 21. what would trisomy 21 look like in a karyotype?\nmissing chromosome 21\nextra chromosome 21\nmissing sex chromosome\nextra sex chromosome

Answer

Answer:

B. extra chromosome 21

Brief Explanation:

Trisomy means three copies of a chromosome. In trisomy 21 (Down - syndrome), there is an extra copy of chromosome 21 in the karyotype.