This article is about the microorganisms. For the genus‚ see Bacterium (genus). For other uses‚ see Bacteria (disambiguation). Bacteria Temporal range: Archean or earlier – Recent Scanning electron micrograph of Escherichia coli bacilli Scientific classification Domain: Bacteria Phyla[1] gram positive/no outer membrane Actinobacteria (high-G+C) Firmicutes (low-G+C) Tenericutes (no wall) gram negative/outer membrane present Aquificae Deinococcus-Thermus Fibrobacteres–Chlorobi/Bacteroidetes
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neurotransmitters that affect humans differently. The brain uses these neurotransmitters to create different feelings and emotions within humans. A deficiency in these neurotransmitter causes problems with nerve impulses that can lead to depression. There are many drugs that can intentionally change these normal chemical processes in our brain to maintain the feeling of happiness; however‚ these drugs are extremely dangerous to the human body and are unhealthy for humans. `The brain is a complex organ
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1. The ________________ are located at the top of the brain and contain the somatosensory cortex‚ which receives information about pressure‚ pain‚ touch‚ and temperature from all over the body. Parietal lobes 2. A __________________________ neither increases nor decreases the probability of a behavior. Neutral consequence 3. _____________________won a Nobel Prize for his work with salivating dogs and his theory of classical conditioning. Ivan Pavlov 4. ________________was an early twentieth
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pleasant? Instead you have a horrible dream called a nightmare. Nightmares can be very disturbing. When it comes to the human mind‚ it is hard for us to know why it acts a certain way‚ but we can always try to learn. Everyone has had a nightmare one time or another maybe when they were a child or even as an adult. But what happens when the nightmares are constant? The fact is that nightmares are more frequent in children than in adults. According to a research done by Tucker Shaw‚ approximately
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Effects Drinking Soda Has on the Human Body Have you ever popped open a can of soda and wondered‚ “This is delicious! But I wonder what it could do to my body.” Well‚ not a lot of people do think that‚ and only the people drinking the soda really know why they don’t question it. For many‚ it’s because it’s just a drink. What could really happen? For others‚ it’s because they just don’t care. But people will care once they know what it can do to your body. These sodas can cause people
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Harmful Threats to the Human Body There are a lot of bacteria that are good for human bodies‚ but there are also a lot of bacteria that’s very harmful to the human body. Bad bacteria can affect people from swimming in lakes and ponds. “Many of the world’s best-known disease outbreaks have been transmitted by water-borne bacterium.” Lakes and ponds are just un-treated drinking water. They have a lot of microorganisms in it that you cannot see. There are many ways to be contaminated by bacteria;
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COMMERCIAL AIRCRAFTS ACCORDING TO SIZE AND SOME FUN FACTS a) The Airbus A380 It’s the largest double deck wide body four engine aircraft with a carrying capacity of 850 passengers max. It was manufactured by the Airbus Company and it holds the title as the largest commercial Aircraft in the sky surpassing the 747 Jumbo Jet. Manufacture started in January 23rd 2002 (the 1st metal was cut on that day). Three continents took part in the manufacturing process; Germany (tail fin & the aft
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THE GOLDEN RATIO IN THE HUMAN BODY GABRIELLE NAHAS IBDP MATH STUDIES THURSDAY‚ FEBRUARY 23rd 2012 WORD COUNT: 2‚839 INTRODUCTION: The Golden Ratio‚ also known as The Divine Proportion‚ The Golden Mean‚ or Phi‚ is a constant that can be seen all throughout the mathematical world. This irrational number‚ Phi (Φ) is equal to 1.618 when rounded. It is described as "dividing a line in the extreme and mean ratio". This means that when you divide segments of a line that always
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” (Zimmer 1); that discovery is undeniable evidence that music existed long before organized civilization. Music is a part of our genealogy‚ we have used it as a tool to transmit thoughts before modern language was even thought about. Charles Darwin theorized that humans started using music as a way to attract mates‚ as a peacock shows off its feathers. Other specialists such as Dean Falk of the School for Advanced Research in Santa Fe‚ New Mexico‚ and Ellen Dissanayake of the University of Washington
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form compounds to become more stable‚ which happens when the maximum number of possible electrons are in the outermost energy level. Carbohydrates: A carbohydrate is one of the elements of the 5 major compounds‚ dealing with the making of an human body. To define the word any of carbohydrates class of organic compounds that are polyhydroxy aldehydes or polyhydroxy ketones‚ or change to such substances on simple chemical transformations‚ as hydrolysis‚ oxidation‚ or reduction‚ and that form the
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