The Nine Dot Problem (Connect All Dots with No More

question 49

Multiple Choice

The nine dot problem (connect all dots with no more than three straight lines) illustrates that people

• A)often forget problem goals
• B)often impose unnecessary constraints
• C)often fail to impose sufficient constraints
• D)often forget the givens of a problem

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Definitions:

Maternal Effect Genes

Genes whose expression in a mother affects the phenotype of her offspring, often independent of the offspring's own genotype.

Segmentation Genes

Genes that determine the number and polarity of body segments in embryonic development of organisms.

Drosophila

A genus of small flies, commonly known as fruit flies, which are widely used as a model organism in genetic research due to their fast reproductive cycle and genetic simplicity.

Segmentation Genes

Genes that determine the layout of segmented parts of an organism during embryonic development, crucial in defining body plans.