The Acquisition of Traits Necessary for Complex Multicellularity Occurred Independently

question 121

Multiple Choice

The acquisition of traits necessary for complex multicellularity occurred independently in plants and animals, but took place in a specific order. In what order did these processes evolve?

• A)cell adhesion molecules, a mechanism of communication, bulk flow
• B)bulk flow, a mechanism of communication, cell adhesion molecules
• C)a mechanism of communication, bulk flow, cell adhesion molecules
• D)a mechanism of communication, cell adhesion molecules, bulk flow

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Definitions:

Racial Identity

The aspect of personal identity that contributes to one’s self-image as a person of color. Evolves in relation to the sequential acquisition of three learning processes. See racial classification ability, racial identification, and racial evaluation.

Children

Young human beings, usually considered to be from birth to puberty.

Racial Identification

The second step in the process of the developing racial identity, it involves learning to apply the newly gained concept of race to oneself.

Racial Classification

The categorization of individuals into groups based on physical characteristics, often used historically for discriminatory practices.