A. a recessive gene
B. a missing sex chromosome
C. an extra autosome or part of one
D. an extra sex chromosome or part of one
Correct Answer: an extra autosome or part of one ✔
Last Updated: April 08, 2021
A. a recessive gene
B. a missing sex chromosome
C. an extra autosome or part of one
D. an extra sex chromosome or part of one
Correct Answer: an extra autosome or part of one ✔
Last Updated: April 08, 2021