English Cymraeg

Topic 1.4.1 – Factors affecting human health

Testun 1.4.1 – Ffactorau sy'n effeithio ar iechyd bodau dynol


Topic 1.4.2 – Fighting disease

Testun 1.4.2 – Ymladd afiechydon


Topic 1.4.3 – Exercise and fitness in humans

Testun 1.4.3 – Ymarfer a ffitrwydd mewn bodau dynol