Trisomy 21,or Down Syndrome,occurs When There Is a Normal Diploid

question 45

Multiple Choice

Trisomy 21,or Down syndrome,occurs when there is a normal diploid chromosomal complement but one extra) chromosome 21.Although fertility is reduced in both sexes,females have higher fertility rates than males.Van Dyke et al.1995; Down Syndrome Research and Practice 32 : 65-69 summarize data involving children born of Down syndrome individuals.Assume that children are born to a female with Down syndrome and a normal 46- chromosome male.What proportion of the offspring would be expected to have Down syndrome?

• A)None of the offspring would be expected to have Down syndrome.
• B)One- half of the offspring would be expected to have Down syndrome.
• C)One- third of the offspring would be expected to have Down syndrome.
• D)Two- thirds of the offspring would be expected to have Down syndrome.
• E)All the children would be expected to have Down syndrome.

---

Definitions:

Emotional Intelligence

The skill to recognize, govern, and articulate personal emotions while managing interactions with others in a considerate and sympathetic manner.

Cross Cultural Negotiations

The process of discussing terms and reaching an agreement or compromise involving parties from different cultures and often requiring sensitivity to cultural differences.

Role Conflict

Occurs when an individual faces incompatible demands or expectations from multiple roles they are engaged in.

Ambiguity

The quality of being open to more than one interpretation, vagueness, or uncertainty in meaning.