Dictionary » L » Low-pressure



Having, employing, or exerting, a low degree of pressure. Low-pressure steam engine, a steam engine in which low steam is used; often applied to a condensing engine even when steam at high pressure is used. See steam engine.

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Transpiration and Photosynthesis.

... However more significantly for photosynthesis to take place there needs to be gas exchange through the stomatal pores predominantly found on the lower sides of the leaf. If these pores are closed very little water can evapourate (transpire). So if there are low levels of photosynthesis (say, ...

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by Babybel56
Fri Mar 14, 2014 4:07 am
Forum: Botany Discussion
Topic: Transpiration and Photosynthesis.
Replies: 4
Views: 489

artificial insemination

Please, learn to use appropriate subject! The point is, that the success is so low that usually less than two embryos survive.

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by JackBean
Wed Feb 26, 2014 9:35 am
Forum: Human Biology
Topic: artificial insemination
Replies: 1
Views: 179

Does other animals have faster nerve speeds?

... thought (ie, stimulus -> brain ->memory -> action); would they have faster nerves speeds or brain speeds, if they had faster brains with low capacity; and if fast enough (relativity) then would they hear sound in a lower frequency? could it mean they can see light in a different colour? ...

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by 1832vin
Wed Feb 05, 2014 9:39 pm
Forum: General Discussion
Topic: Does other animals have faster nerve speeds?
Replies: 1
Views: 411

Is this a wolf??

It doesn't have the raised mane of a coyote and the tail carriage seems a little too low. I would put my money on a feral dog.

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by animartco
Wed Jan 15, 2014 12:22 pm
Forum: Zoology Discussion
Topic: Is this a wolf??
Replies: 8
Views: 1039

Diffusion and concentration gradient

... in the SAME environment. I don't get that... For example, in the alveoli, dioxygen molecules get into the capillaries because O2 concentration is lower there. However, CO2 concentration is very high in the capillaries. So how do the O2 molecules "know" that this high concentration within ...

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by Aymeric
Sun Dec 15, 2013 1:02 am
Forum: General Discussion
Topic: Diffusion and concentration gradient
Replies: 7
Views: 2761
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