You have received a number of embryos of a bilaterian animal from a colleague, who has asked for your help in determining the specific body plan of this animal. What type of symmetry is associated with the embryos that you received and why?
You have received a number of embryos of a bilaterian animal from a colleague, who has asked for your help in determining the specific body plan of this animal. What type of symmetry is associated with the embryos that you received and why?
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Question
You have received a number of embryos of a bilaterian animal from a colleague, who has asked for your help in determining the specific body plan of this animal.
What type of symmetry is associated with the embryos that you received and why?
Expert Solution
Step 1
The symmetry of an organism is the plan of the body. It can be of following types:
1) asymmetrical
2) radial symmetry
3) bilateral symmetry
Bilaterian animals are the animals which has bilateral symmetry and are obtained from three germ layers, namely ectoderm, mesoderm and endoderm.
It is usually found in the multicellular organisms except sponges, cnidarians and ctenophores.
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