Vocabulary: » Term: » Records: » ID: 993

	Danio inquiry eggs and embryos
Observations	This image set depicts the circulatory system and movements of Danio zebrafish in their egg and embryo stages.
Explanations	Zebrafish embryos develop a heart and blood cells that start moving in an open circulatory system.
California Standards	Use magnifiers or microscopes Variation among individuals of one kind within a population Organism survival Specialized structures Blood circulation
National Standards	Cells Behavior and senses
Related NSF Exemplary Curriculum	Animals two by two Organisms
Related Records	Zebrafish development Early zebrafish embryo Zebrafish development and tail movement Zebrafish heart Zebrafish embryo movements Zebrafish tail view Two zebrafish juveniles developing Zebrafish flow of blood in developing embryo Zebrafish embryo development Zebrafish fertilized egg Zebrafish develop a closed circulatory system later in life Zebrafish circulatory vessels Newly-hatched zebrafish Blood flow through yolk sac in zebrafish embryo
Creative Commons License	This work is licensed under a Creative Commons Attribution-Share Alike 2.5 License.
Authors	Olivia Worland oworland@purdue.edu Biological Sciences, Purdue University
Publisher	Biological Sciences, Purdue University oworland@purdue.edu Jul 24 2008

This material is based upon work that was supported by the National Science Foundation under Grant No. 0127164 to California State University Fullerton. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the views of the National Science Foundation.