Figure 26.2 - ; Note That B, D, and E Are Domains

question 11

Multiple Choice

Figure 26.2
- ; note that B, D, and E are domains.
Answer the question using the accompanying figure. Which branch of this phylogenetic tree identifies the common ancestor of all modern organisms?

• A) A
• B) B
• C) C
• D) D
• E) E

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Definitions:

Phenotype

An organism’s observable characteristics that result from the interaction of the genotype with the environment.

Infant Mortality

The rate at which babies under one year of age die, considered a critical indicator of the health and well-being of a population.

Brazelton Neonatal Assessment Scale

A scale used to assess a newborn’s neurological condition.

Developmental Progress

The sequence of physical, emotional, and intellectual milestones that an individual passes through from infancy to maturity.