Examlex
A simple symmetrical upfold is called a(n) ______-.
Bilaterally Symmetrical
Bilaterally Symmetrical refers to organisms that can be divided into matching halves along a single plane, indicative of a high level of organizational complexity.
Hox Genes
A group of related genes that control the body plan of an embryo along the head-tail axis, determining the type and position of body segments.
Bilaterally Symmetric
A form of symmetry where an organism can be divided into two equal halves on a single plane, showing mirror-image right and left sides.
Coelom
A fluid-filled body cavity in many animals, located between the intestinal canal and body wall, lined by tissue derived from mesoderm.
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