The Simplest Hypothesis for the Original Function of Hox Genes

question 9

Multiple Choice

The simplest hypothesis for the original function of Hox genes is that the common ancestor of bilateral animals had Hox genes that were ________.

• A) expressed in the development of its appendages
• B) scattered throughout the genome
• C) expressed in the canonical spatial pattern
• D) crucial for the development of its digestive system
• E) organized in multiple clusters

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Definitions:

Bystander Effect

This refers to the social psychology concept where the presence of bystanders reduces the probability of someone stepping forward to aid a person in need.

Groupthink

A phenomenon occurring within a group of people, where the desire for harmony or conformity results in an irrational or dysfunctional decision-making outcome.

Social Neuroscience

An interdisciplinary field that explores the neural, hormonal, and genetic mechanisms underlying social behaviors and processes.

Genetic Component

The part of a trait, behavior, or disease that is influenced by an individual's genes.