why does the embryonic hormonal environment influence sexual behavior in the adult
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How can a hormone influence sexual or reproductive behavior? For your answer, choose one specific hormone and discuss its influence on sexual and/or reproductive behavior. What is the evolutionary advantage of this behavior?
6How are embryonic stem cells derived from the developing embryo? 7. What are the tissues in the adult body that an embryonic stem cell can generate?
The vertebrate body (and to a lesser extent, head) are segmented. In your own words: (one citation from the primary literature)
a. Define segmentation.
b. Describe the segmental arrangement of the embryonic paraxial mesoderm, and its relationship to adult mesodermal derivatives.
c. Discuss the relationship between one of these adult mesodermal derivatives and a derivative from another embryonic germ layer.