In ________ Syndrome,the 21ˢᵗ Pair of Chromosomes Contains an Extra

question 44

Multiple Choice

In ________ syndrome,the 21ˢᵗ pair of chromosomes contains an extra chromosome resulting in symptoms such as large,round eyes,larger tongue,and developmental delay.

• A)PKU
• B)Down
• C)Klinefelter's
• D)Turner's

---

Definitions:

Sieve Tubes

Specialized structures in the phloem of vascular plants that facilitate the transport of sugars and other nutrients.

Companion Cells

Specialized cells in the phloem of plants that manage the functioning and maintenance of the nutrient-conducting sieve-tube elements.

Cognitive Development

The process through which individuals learn and develop their ability to think, understand, and interact with the world.

Stages

Refers to distinct phases within a developmental process or the progression of skills where each phase builds upon the previous one.