Dictionary » B » Blade



The expanded part of a leaf or petal. Especially a leaf of grass or the broad portion of a leaf as distinct from the petiole.

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Electromagnetic fields generated by the human body

... minute hand bent in it. I have just discovered that a pocket knife that I have carried for years has recently acquired a manetic charge and the blade will pick up large paper clips. Are there documented cases of such things? Any credible studies?

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by GrowingAtrophy
Fri Jan 24, 2014 6:32 am
Forum: Human Biology
Topic: Electromagnetic fields generated by the human body
Replies: 40
Views: 194246

Re: Human or Animal

... have come from anywhere. I can't quite understand why you say it looks human What bone do you think it is then? All mammals have hips and shoulder blades. To me it looks like part of a shoulder blade that is too thick to be human.

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by animartco
Sat Sep 07, 2013 2:16 pm
Forum: General Discussion
Topic: Human or Animal
Replies: 5
Views: 2768

Re: Pterydophyta

... or underground. Many leaves grow from rhizomes and make fern colonies. Fern leaves are called fronds. Fronds have a petiole (leaf stalk) and blade (main part of leaf). Each leaf has smaller leaflets called pinnae. Instead of flowers, ferns have sori, which grow directly on leaves. Sori make ...

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by Anonymous
Sun Aug 04, 2013 12:52 pm
Forum: Botany Discussion
Topic: Pterydophyta
Replies: 30
Views: 26668

Nutrition in plants and animals (23 episodes) - edu4free

... link: http://www.youtube.com/watch?v=oEW7ZysBABw&feature=BFa&list=PL8ECE6FB5757B27B8&lf=BFa Episode 12: Structure of the leaf blade link: http://www.youtube.com/watch?v=QlH9UJMAhiA&feature=BFa&list=PL8ECE6FB5757B27B8&lf=BFa Episode 13: Source of produced oxygen ...

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by edu4free
Wed Sep 14, 2011 8:36 am
Forum: Biology Movies
Topic: Nutrition in plants and animals (23 episodes) - edu4free
Replies: 2
Views: 7766

Epilithic algae field handling and shipment back to lab

... the epilithic algae grew on. Anyone have experience dealing with epilithic algae? Besides shiping the rock back, any other methods? Is using razor blade to get the algae off the rock a good idea before shipping? I want to be able to both extract the DNA out of the algae and culture the population ...

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by bbsinfo
Thu Jul 21, 2011 6:35 pm
Forum: Ecology
Topic: Epilithic algae field handling and shipment back to lab
Replies: 1
Views: 1907
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