Baby Naomi Is Presented with Photos of Faces

question 60

Multiple Choice

Baby Naomi is presented with photos of faces. She is most likely to look the longest at a(n)

• A) female face than a male face.
• B) older man's face than a younger man's face.
• C) face judged by adults as attractive.
• D) older woman's face than a younger woman's face.

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Definitions:

IGF2 Gene

A gene that encodes the insulin-like growth factor 2, playing a crucial role in growth and development, especially fetal growth.

Lactose Repressor

The lactose repressor is a protein that binds to the promoter region of the lactose operon in bacteria, regulating the metabolism of lactose by inhibiting the transcription of lactose-utilizing genes.

Transcription

The process in which the DNA sequence in a gene is copied into mRNA, serving as the first step in gene expression.

Lactose Operon

A gene regulatory mechanism in bacteria that allows the cells to adapt to the presence of lactose, enabling the digestion of this sugar when it is available.