Search found 655 matches

by jwalin
Mon Oct 12, 2009 5:21 am
Forum: Genetics
Topic: How often do mutations occur?
Replies: 16
Views: 36970

just to add on a mutation can take place anywhere. when it takes place in the junk DNA it doesn't make a difference.
by jwalin
Fri Oct 09, 2009 2:19 am
Forum: General Discussion
Topic: spurts of exhaustion during excersizing
Replies: 4
Views: 3729

spurts of exhaustion during excersizing

it's very surprising phenomenon that i do not understand. when i play football after 3-4 minutes iseem to get extremly tired and exhausted and if i continue playing i stretch and play a very good and active game for uptil 2 another hours. i have surveyed a few people and seen the same. the only conc...
by jwalin
Sat Sep 19, 2009 4:04 am
Forum: Human Biology
Topic: Science of exhaustion?
Replies: 4
Views: 4708

to add to the info the lactic acid formed isn'twasted it will be rispired, changed to glucoe or lipids in the liver, which can be used further unlike the anaerobic respiration in unicellulars. the lactuc acid formed is due to the anaerobic pathway that the cells follow called the lactic acid pathway.
by jwalin
Sat Sep 19, 2009 3:58 am
Forum: General Discussion
Topic: How is water vapor a greenhouse gas?
Replies: 8
Views: 7097

even i thought that h20 was a better greenhouse gas than co2
by jwalin
Sat Sep 19, 2009 3:55 am
Forum: General Discussion
Topic: Catabolism/Anabolism question and Energy Metabolism
Replies: 5
Views: 7993

now it depends. i will be applying a little chemistry here. suppose the prodducts formed in the process are lot more stable than the reactant s then the reaction is exothermic and vice versa. although i don't come to know of any suitable biological reactions but it depends on the products and reacta...
by jwalin
Fri Sep 18, 2009 3:28 pm
Forum: General Discussion
Topic: does excersize change the salt uptake patterns
Replies: 2
Views: 1316

what i make out of it although not too sure is that when muscle contract and relax they need minerals and affect the osmotic balance and hence a signal to the brain is sent asking for more salt. is this hypothesis true
by jwalin
Fri Sep 18, 2009 12:29 pm
Forum: General Discussion
Topic: does excersize change the salt uptake patterns
Replies: 2
Views: 1316

does excersize change the salt uptake patterns

this is my first post in this forum
my question is
after excersizing does body crave for more salt.
does the amount of salt a person wants in his diet change after excersize.