The Evolution of Houses from Round or Oval to a Rectangular

question 21

Multiple Choice

The evolution of houses from round or oval to a rectangular shape allowed for

• A) the creation of rooms with specialized functions
• B) larger families
• C) better protection from the elements
• D) more permanent dwellings

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Definitions:

Hox Genes

Clusters of homeobox-containing genes that specify the anterior–posterior axis of various animals during development.

D. Melanogaster

Drosophila melanogaster, a species of fruit fly used extensively in genetic research due to its simple genetics and short life cycle.

Arabidopsis

A small flowering plant, Arabidopsis thaliana, used as a model organism in plant genetics and molecular biology.

Plant Development

The process by which plants grow and differentiate, from germination to senescence, shaped by environmental and genetic factors.