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Person-years

Definition

The total sum of the number of years that each member of a study population has been under observation; e.g., years of treatment with a certain drug.


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Changes on our face when we grow

What changes does parts of our face make when we grow up ? Lets see on nose, eye or ear ? Can we find out the age of person by measuring or seeing any parts of any person ??

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by sshasi009
Thu Mar 13, 2014 5:20 am
 
Forum: Human Biology
Topic: Changes on our face when we grow
Replies: 1
Views: 134

Industrial Society Destroys Mind and Environment

... quickly. The physiology of fight flight reaction is very old and I do not think that this could be affected in any meaningful way by whether a person has a fast or slow lifestyle. (Any real speeding up of reaction time in city dwellers, should be measured by subliminal visual testing of letters ...

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by animartco
Fri Mar 07, 2014 1:58 pm
 
Forum: Ecology
Topic: Industrial Society Destroys Mind and Environment
Replies: 45
Views: 33211

Who made the theory about how the first cell came to be?

... mitochondria was made by chemical processes and other natural phenomenon. Does anyone has his or her name, and perhaps some information about the person. Thanks a lot.

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by Anonymous99
Wed Mar 05, 2014 10:42 pm
 
Forum: Molecular Biology
Topic: Who made the theory about how the first cell came to be?
Replies: 0
Views: 108

Alzheimer's disease

Hello, Person with Alzheimer's disease loss memory. But what about the language? . . why wont they forget their language . . like the words to speak ... ? :!:

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by vinu
Mon Feb 24, 2014 11:56 am
 
Forum: Human Biology
Topic: Alzheimer's disease
Replies: 2
Views: 234

Blood Genetics help please

... When both the A and B allele enzymes are present (i.e. in an individual of genotype AB), then both A and B antigens are present and the person has a blood group of AB. Because both the A and B antigens are produced, the A and B alleles are referred to as codominant. Using this information, ...

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by girlslovebarbie
Sat Feb 01, 2014 2:58 pm
 
Forum: Genetics
Topic: Blood Genetics help please
Replies: 2
Views: 770
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