Science Embryology: Lesson 1, Day 2: Four Primary Needs: Foldables.
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Science Embryology: Lesson 1, Day 2: Four Primary Needs: Foldables
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Transcript of Science Embryology: Lesson 1, Day 2: Four Primary Needs: Foldables.
Primary Needs of a Developing Embryo
Four Primary Needs of aDeveloping Embryo
Why These Things AreImportant
How We Provide These Things
heat It makes the embryo grow.
Use an incubator set at 99.5° F.
humidityIt keeps the embryo from getting stuck
to its shell.
Put water in the trough of the
incubator.
unpollutedair
The embryo needs to breathe oxygen.
Don’t use anything with a strong smell.
exerciseIt keeps the embryo healthy
and keeps it from getting stuck to its shell.
Turn the eggs an odd number of times
so they’ll be on a different side each night.