In humans,individuals with trisomy of the ________ chromosome are most likely to survive until adulthood.
A)3rd.
B)13th.
C)15th.
D)18th.
E)21st.

Question

Quizplus · Accepted Answer

Trisomy of the 21st chromosome results in Down syndrome, which is the most common chromosomal disorder in humans. With proper medical care and support, individuals with Down syndrome can live relatively normal and fulfilling lives, and there are many adults with Down syndrome who have surpassed the age of 60. In contrast, trisomies of the 3rd, 13th, and 18th chromosomes typically result in severe developmental abnormalities and a high risk of death in infancy or early childhood.

In Humans,individuals with Trisomy of the ________ Chromosome Are Most