Search found 114 matches

by ERS
Thu Nov 24, 2005 6:04 pm
Forum: Site Suggestions
Topic: Tutorials
Replies: 16
Views: 9297

let's see, we have two in the works right now:
1. Microbiology and immunology
2. Biochemistry

I am open for suggestions as well, please send me a PM with your ideas or needs....

thanks
ERS
by ERS
Mon Nov 21, 2005 9:39 pm
Forum: Human Biology
Topic: Blood Pressure basics.
Replies: 6
Views: 3601

it is regulated by the autonomic nervous system as a part of homeostatis.
by ERS
Wed Nov 02, 2005 8:09 pm
Forum: Human Biology
Topic: human physiology
Replies: 2
Views: 1991

you can use hydration techniques to regulate BP, to some degree.
what exactly are you looking for? drug therapies?
ERS
by ERS
Mon Oct 10, 2005 4:14 pm
Forum: Human Biology
Topic: Lab Test on Urine - a very strange result
Replies: 10
Views: 10034

glad that worked out for you, mistakes happen though. In the meantime, you learned some more about different drugs/chemicals and what they will leave in your body.
ERS
by ERS
Mon Oct 10, 2005 1:35 pm
Forum: General Discussion
Topic: big stomach
Replies: 12
Views: 10550

too many calories, not enough meaningful exercise results in the classic 'beer belly'

ERS
by ERS
Thu Oct 06, 2005 1:02 pm
Forum: Botany Discussion
Topic: xylem upper, phloem lower
Replies: 5
Views: 10054

Visualize the leaf as an extension of the main vascular cylinder. The xylem is to the inside, so as it branches out to the leaf, the xylem will be on top.

Maybe a picture would help more. let me know.
ERS
by ERS
Thu Oct 06, 2005 1:00 pm
Forum: Botany Discussion
Topic: Carnivorous Plants
Replies: 2
Views: 3307

Carnivorous plants have modified insect-trapping leaves, and they usually live in places where the soil is deficient in some major element. The plant captures--via mechanized traps, pools of enzymes, sticky hairs or floating bladders--insects from which they can derive any desired elements. HOWEVER,...
by ERS
Tue Sep 20, 2005 2:11 am
Forum: General Discussion
Topic: Chromatin or chromosomes?
Replies: 6
Views: 22829

think of it this way, DNA strands are associated with protiens to help maintain chromosome structure, etc. Thus we are talking about a DNA-protein complex. Chromatin is long-thin strands of the DNA-protein complex and is found in a loosley packed formation, while the individual chromosomes are forme...
by ERS
Wed Aug 31, 2005 2:18 pm
Forum: Botany Discussion
Topic: LEAVES COLOUR
Replies: 8
Views: 6811

Great picture!
The palisade mesophyll is labeled F in the image from navin.
ERS
by ERS
Tue Aug 30, 2005 4:57 pm
Forum: Botany Discussion
Topic: LEAVES COLOUR
Replies: 8
Views: 6811

The concentration of the cholorphyll is in the palisade mesophyll--which is arranged closer to the topside of the leaf structure--may account for some of the color differences. Recall that the top is the surface that will be gathering light energy, hence chlorophyll positioning would mean a great de...
by ERS
Sun Aug 28, 2005 9:42 pm
Forum: Botany Discussion
Topic: Pollen Grain, Tube Cells, Style Girth
Replies: 4
Views: 7015

The number of useful pollen grains that enter the carpel depends on what type of angiosperm you are dealing with. If it has multiple archegonia, then several pollen grains may be required. Pollen grains contain chemicals that may react with chemicals in the stigma of the flower. Depending on the rea...
by ERS
Wed Aug 24, 2005 10:06 pm
Forum: General Discussion
Topic: Does anybody have info about neurophysiology?
Replies: 4
Views: 3216

http://www.neuro.wustl.edu/neuromuscular/index.html

sorry, I could have done that the first time
hope this helps
ERS