Holoblastic cleavage occurs in bony fishes and amphibians with evenly distributed yolk, while meroblastic cleavage in reptiles, birds, and some fishes occurs only in the animal pole.
La clivaje holoblástico ocurre en peces óseos y anfibios con yema distribuida uniformemente, mientras que en reptiles, aves y algunos peces es meroblástica, ocurriendo solo en el polo animal.
| Front | Types of cleavage |
|---|---|
| Back | Holoblastic: .bony fishes & amphibians .evenly distributed yolk .entire egg divides Meroblastic: .reptiles, birds, some fishes .cleavage occurs only in the animal pole |
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