Flashcards in Development Deck (7)
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1
Q
Blank is how gametes meet in the same place at the same time
A
Mating
2
Q
When sperm and egg cells join outside of the bodies of the parents the going is called (. ) this type of fertilization is common with (. )
A
External
Fish
3
Q
When sperm and egg cells join inside the body of the female parent the joking is called (. ) this type of fertilization is common with (. )
A
Internal
Birds
4
Q
During embryonic development the (. ) develops
A
Embryo
5
Q
During the first week the mass cells hollows out and is called a (. )
A
Blastula
6
Q
The development of organs and body structures from the blastula layers is called
A
Differentiation
7
Q
After the first eight weeks of development the embryo is called the
A
Fetus