| 21. | The stream that feeds the gully is brown and foamy.
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| 22. | Using an electric mixer, beat egg whites until foamy.
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| 23. | In a large bowl, beat egg whites with salt until foamy.
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| 24. | In a small mixing bowl, whisk egg until foamy.
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| 25. | Prepare meringue by beating egg whites with cream of tartar until foamy.
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| 26. | In a separate medium mixing bowl, beat egg whites until foamy.
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| 27. | The crystal structure of human foamy virus integrase has been examined successfully.
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| 28. | It usually has a thick, foamy head when poured.
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| 29. | The drink may be shaken in order to create a foamy surface.
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| 30. | Thus when the drink is shaken a characteristic foamy head is formed.
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