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Author Question: Internal and external fertilization both A) produce single-celled zygotes. B) oc (Read 518 times)

go.lag

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on: Sep 28, 2013
Internal and external fertilization both
A) produce single-celled zygotes.
B) occur only among invertebrates.
C) occur only among terrestrial animals.
D) depend on the use of intromittent copulatory organs.
E) occur only among birds.


coco

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Reply #1 on: Sep 30, 2013
For sure it has to be A Mark as solved once you're done!


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