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Egg. Sperm. BAM! Zygote!. A story of how it all began…. To complete this lab…. Open and print out the lab from the website…“Sea Urchin Lab.” –unless you have a copy already from your teacher! Follow the slides in this PowerPoint. Draw the pictures. Answer the questions. Turn it in.
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Egg. Sperm. BAM! Zygote! A story of how it all began…
To complete this lab… • Open and print out the lab from the website…“Sea Urchin Lab.” –unless you have a copy already from your teacher! • Follow the slides in this PowerPoint. • Draw the pictures. • Answer the questions. • Turn it in.
Once upon a time there was a… SEAURCHIN Hi!
In order for me to shed gametes… Inject a few mL of potassium chloride injected in the urchin around the mouth… Here…
Eggs— billions too!!! Sperm—about 100 billion!!!!
Now—Egg! Sperm! Bam! Zygote! + = Egg + Sperm = Zygote
The End! • You should have all your pictures drawn. • You will also have to answer all the questions. • And turn it in!