Biology
Diapositivas del conjunto (2)
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- the heart is an organ
- valves make sure the blood flows in the right direction
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- arteries
- capillaries
- veins
Información
- Descripción
- Slide Set on Biology, created by ellie kilbride on 08/01/2018.
- Creado por
- ellie kilbride
- Visitas
- 7
- Valoración