Kerry Is 6 Years Old, and When She Adds Numbers

question 37

Multiple Choice

Kerry is 6 years old, and when she adds numbers together she uses the sum strategy.Her older brother shows her the min strategy, and Kerry can see that this is a better strategy that will be much faster.The fact that Kerry didn't use the min strategy until her brother showed her how illustrates what type of deficiency?

• A)operational
• B)production
• C)utilization
• D)mediation

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Definitions:

Sex Chromosomes

Chromosomes that determine the sex of an organism, typically referred to as X and Y in many species.

Jacobs Syndrome

A genetic disorder characterized by the presence of an extra Y chromosome in males (47,XYY karyotype).

XYY Genotype

A chromosomal arrangement in humans where a male has an extra Y chromosome, resulting in the 47,XYY karyotype.

Sex Chromosomes

Chromosomes that determine the sex of an organism, with common types being XX for female and XY for male in mammals.