44:57

#plantkingdom - #pteridophyta / #lifecycle of #pteridophytes

16:50

Transpiration: the power of the potometer

23:01

#plantkingdom - #bryophyta #anthoceropsida #examples #economicimportance

1:08:30

#plantkingdom - #lifecycleof Dryopteris / #dryopteris / #pteridophyta

23:21

#plantkingdom - #pteridophyta #homosporous & #heterosporous #pteridophytes

56:38

# BLOOD TRANSFUSION #

41:31

#plantkingdom - #bryophyta #hepaticopsida #liverwort / riccia #marchantia

13:10

#plantkingdom - #fertilizationingymnosperms / #fertilization / #gymnosperms