01:31
pulmonary and systemic circulation
05:11
double and single circulation
07:23
Water potential gradient
02:19
properties of magnet
04:10
magnetism
00:08
Dust particles floating in air
07:34
source and sink
04:31
Human heart and its function
01:51
circulatory system of fish
05:45
components of circulatory system
12:04
factors for transpiration
02:15
Vascular bundles in root and stem
07:04
cohesion and adhesion, transpiration
01:31
water potential in absorption of water from root
09:24
Plant transport system
05:01
Introduction to biology
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