Hypothetical picture of "Mitochondrial Eve" |
Friday, December 16, 2011
Mitochondrial Eve
Because all mitochondrial DNA is generally passed from mother to offspring without recombination, all mitochondrial DNA (mtDNA) in every living person is directly descended from hers by definition. Mitochondrial Eve is estimated to have lived around 200,000 years ago,most likely in East Africa,when Homo sapiens sapiens were developing as a population distinct from other human sub-species.
Homemade Biodiesel
Visit this link below to obtain "easy" step-by-step instructions on how to create your own biodiesel in your very own kitchen! According to the web site, "Anybody can make biodiesel. It's easy, you can make it in your kitchen -- and it's better fuel than the petro-diesel the oil companies sell you.Your diesel motor will run better and last longer on your home-made fuel, and it's much cleaner -- better for the environment and better for health.If you make it from used cooking oil it's not only cheap but you'll be recycling a troublesome waste product that too often ends up in sewers and landfills instead of being recycled."
http://journeytoforever.org/biodiesel_make.html
http://journeytoforever.org/biodiesel_make.html
Dog Parks: Good for your puppy...and you! :)
Sure, dog parks are beneficial to your dog because they provide a safe space for your dog to run, play, and get exercise. The dog parks also a beneficial for humans as well. Not only do humans benefit from the exercise they receive from walking their dog, but they also make and maintain friendship with people who frequent the park.
There can be some hidden dangers of a dog park that owners should keep in mind in order to protect their dogs. Bacteria from dog waste can cause sickness. The bacteria is sometimes washed into streams which can contaminate drinking water. Visit the website below for more information. Even though this website has a funny name, it contains some very interesting facts that can help dog owners keep themselves, their dogs, and others healthy.
http://www.poopbutler.com/pooper-scooper-health.htm
There can be some hidden dangers of a dog park that owners should keep in mind in order to protect their dogs. Bacteria from dog waste can cause sickness. The bacteria is sometimes washed into streams which can contaminate drinking water. Visit the website below for more information. Even though this website has a funny name, it contains some very interesting facts that can help dog owners keep themselves, their dogs, and others healthy.
http://www.poopbutler.com/pooper-scooper-health.htm
Amphioxus
Online Britannica explains Amphioxus as small marine animals found widely in the coastal waters of the warmer parts of the world and less commonly in temperate waters. Both morphological and molecular evidence show them to be close relatives of the vertebrates. This creature is considered to be one of the first vertebrates. Below is a picture of an Amphioxus.
Amphioxus |
Hitchiti Experimental Forest
This is a view from one of the river trails we visited. |
Love a tree, Hug a tree :). |
Sassafras |
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