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Rate death

rate, death

The number of deaths in the population divided by the average population (or the population at midyear) is the crude death rate. In 1994, for example, the crude death rate per 1,000 population was 8.8 in the united states, 7.1 in australia, etc. A death rate can also be tabulated according to age or cause.


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Re: Re:

... We have this intuition that natural selection is working at a fixed rate. If the mutation rate increases beyond the rate of natural selection, ... if you speed up the mutation rate, all that will do is increase the death rate (i.e. the rate of natural selection). So the mutations are flowing ...

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by wildfunguy
Sat Oct 19, 2013 9:18 pm
 
Forum: Evolution
Topic: Beneficial mutations vs harmful
Replies: 12
Views: 8517

Bio Research Paper Writing

... neurogenerative disease that results in cognitive impairment and death. It is known to be caused by the build up of beta amyloid and neurofibilary ... and joint pain/inflammation. I have a positive ANA and an elevated Sed Rate. Most recently I've been dealing with dizziness, shortness of breath, ...

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by NathanielZhu
Thu Apr 04, 2013 2:25 am
 
Forum: General Discussion
Topic: Bio Research Paper Writing
Replies: 1
Views: 12644

mutation-selection balance

... and Bamshad: Consider, for example, a dominant disease that results in death before the person can reproduce. This is termed a genetic lethal mutation ... of the lethal allele in the population, is equal to μ, the mutation rate (p = μ). We can use the same principles to predict the relationship ...

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by Monco
Mon Mar 04, 2013 10:41 pm
 
Forum: Genetics
Topic: mutation-selection balance
Replies: 0
Views: 3361

Evolution and environment question--breathing, etc

... that would come as an adaptation to UV exposure - probably a lower rate of skin cancer and eye damage, and probably lighter skin. Until the ... isolated for about a thousand years in a harsh environment with a high death rate. The culture changed extremely fast, but I think the major genetic ...

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by AstraSequi
Tue May 29, 2012 4:32 am
 
Forum: Evolution
Topic: Evolution and environment question--breathing, etc
Replies: 3
Views: 3672

Re: Industrial Society Destroys Mind and Environment

... of the world remained low before industrialization because of high death rate, lower life span and shortage of food and water. It was only 1 billion in 1800 AD. India ...

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by sushil_yadav
Fri Feb 24, 2012 12:54 pm
 
Forum: Ecology
Topic: Industrial Society Destroys Mind and Environment
Replies: 45
Views: 47796
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