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Heat-shock gene

Heat-shock gene

(Science: molecular biology) a set of genes present in most animals which are transcribed suddenly, quickly, and with coordination when the animal is exposed to certain types of stress such as a sudden temperature increase.


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knocking out which genes can make human live longer

I would not knock out SIR2 genes as these: "Sirtuins are hypothesized to play a key role in an organism's response to stresses (such as heat or starvation) and to be responsible for the lifespan-extending effects of calorie restriction". ...

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by kolean
Thu Jul 02, 2009 5:08 am
 
Forum: Genetics
Topic: knocking out which genes can make human live longer
Replies: 2
Views: 378

Re: Help me with this Biology home work? Anyone PLEASE!!!

... predatory. D. selfish cooperation. 4. In sexual reproduction, a line of genes on a DNA chain from a mother is paired with a matching chain from the ... as it freezes. B. allow substances to diffuse through it. C. have a low heat conductivity. D. change temperature easily. 16. With respect to the ...

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by giselleposse
Tue Apr 15, 2008 9:29 pm
 
Forum: General Discussion
Topic: Help me with this Biology home work? Anyone PLEASE!!!
Replies: 34
Views: 11137

HELP ME PLEASE ......!!

... ? A a. It involves glycolysis only b. it involves the Krebs cycle c. It generates NADH and FADH d. it generates ATP e. It requires cytochromes 4. ... bases? A, but poor choice of words a. buffers b. sugars. c. pH d. heat e. carbon 21. salts ans sugars work to preserve food by creating D a. ...

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by BCH04
Mon Jun 18, 2007 4:15 pm
 
Forum: General Discussion
Topic: HELP ME PLEASE ......!!
Replies: 12
Views: 4152

HELP ME PLEASE ......!!

... ? A a. It involves glycolysis only b. it involves the Krebs cycle c. It generates NADH and FADH d. it generates ATP e. It requires cytochromes 4. ... bases? A, but poor choice of words a. buffers b. sugars. c. pH d. heat e. carbon 21. salts ans sugars work to preserve food by creating D a. ...

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by blcr11
Mon Jun 18, 2007 1:58 pm
 
Forum: General Discussion
Topic: HELP ME PLEASE ......!!
Replies: 12
Views: 4152

HELP ME PLEASE ......!!

... ? a. It involves glycolysis only b. it involves the Krebs cycle c. It generates NADH and FADH d. it generates ATP e. It requires cytochromes 4. ... a culture medium will neutralize bases? a. buffers b. sugars. c. pH d. heat e. carbon 21. salts ans sugars work to preserve food by creating a. ...

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by BCH04
Sun Jun 17, 2007 6:41 pm
 
Forum: General Discussion
Topic: HELP ME PLEASE ......!!
Replies: 12
Views: 4152
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