An Evolutionary Model of Animal Development Indicates That _____

question 26

Multiple Choice

An evolutionary model of animal development indicates that _____.

• A) ​differentiation is positional within a zygote
• B) ​homeotic genes are not universal among animals
• C) ​homeotic genes are found only in fruit flies, where they are responsible for odd placement of appendages
• D) ​new genetic lines are produced less by modification than by unique mutation
• E) ​somitesform as blocks of genes in cells randomly distributed throughout the body

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Definitions:

Alligator-apple

A tropical fruit from the Annona glabra tree, known for its apple-like appearance and flavor, often found in wetland areas.

Trace Consolidation

The process by which memories become stable in the brain, transitioning from a vulnerable state after initial encoding to a more lasting state.

Semantic Memory

Memory for facts (including word meanings); these memories are not tied to any specific time or place.

Hippocampus

A temporal lobe structure that plays a pivotal role in learning and forming new memories.