Melissa Has a Single X Chromosome and No Y Chromosome

question 88

Multiple Choice

Melissa has a single X chromosome and no Y chromosome, an immature female appearance, and lacks internal reproductive organs. What is the most appropriate diagnosis of her condition?

• A) Down syndrome
• B) Turner's syndrome
• C) Fragile X syndrome
• D) Klinefelter's syndrome

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Definitions:

Parietal Lobe

A region of the brain associated with processing sensory information regarding the location of parts of the body as well as interpreting visual information and processing language and mathematics.

Mental Speed

The rate at which an individual can process information, often measured by reaction times in cognitive tasks.

Working Memory Capacity

The amount of information an individual can hold and manipulate in their mind for a short period.

Fluid Intelligence

The skill to apply critical thinking and resolve challenges in unfamiliar scenarios, without relying on pre-existing knowledge.