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Chemical to attack the jelly coating of the egg to help the sperm burrow in to the egg to fertilise Sperm Cell Streamlined head 0.0025mm To help it swim 0.06mm Egg or Ovum Cell Cytoplasm, containing a store of energy for the fertilised egg to develop To make sure only one sperm enters
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Chemical to attack the jelly coating of the egg to help the sperm burrow in to the egg to fertilise Sperm Cell Streamlined head 0.0025mm To help it swim 0.06mm
Egg or Ovum Cell Cytoplasm, containing a store of energy for the fertilised egg to develop To make sure only one sperm enters 0.1mm