Βι¶ΉΤΌΕΔ Cymru Clipiau Dysgu Clips
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Anadlu a'r Ysgyfaint
Duration: 02:01
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System Waed Bod Dynol
Duration: 01:30
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Cyhyrau
Duration: 01:44
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Ffotosynthesis
Duration: 00:59
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Planhigion y Diffeithdir
Duration: 00:51
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Disgyrchiant
Duration: 01:17
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Bwyta a Bwydo
Duration: 01:46
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Addasu i Gynefin
Duration: 00:52
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Cynhyrchu Hadau
Duration: 01:24
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Dechrau'r Clefyd Alzheimer
Duration: 05:56
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Un o Bob Tri
Duration: 01:13
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Gofal o Ansawdd
Duration: 05:00
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Owen y Llofrudd
Duration: 01:23
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Y Dderwen - Brenhines y Goedwig
Duration: 01:12
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Cylchred Bywyd Bod Dynol
Duration: 00:37
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Atgenhedlu a Ffrwythloni
Duration: 01:43
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Gwrthiant Aer
Duration: 01:27
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Planhigion y MΓ΄r
Duration: 01:13
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Datblygiad Baban
Duration: 01:21
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Cynefin Coedwig
Duration: 01:17
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Cyd-fyw â’n Cyd-ddyn
Duration: 01:00
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Eich Gardd Gefn
Duration: 01:23
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Mae Angen Bwydydd Gwahanol ar y Corff
Duration: 02:16
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Talu MechnΓ―aeth
Duration: 01:34