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y2mate.com - At home germination experiment setup_720p

y2mate.com - At home germination experiment setup_720p

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biol-2400
bag
seeds
paper
towel
salt
experiment
germination
surface
bags
solution
water
towels
control
sill
window
side
air
space
plastic
mils
From  Bonnie Farrell 35 plays 0