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Why Is the Krebs Cycle Essential for Life as We Know It?
science.howstuffworks.com/krebs-cycle.htm
The main function of the Krebs cycle is to produce energy, stored and transported as ATP or GTP, to keep the human body up and running.
What Are the Nitrogen Cycle Steps?
science.howstuffworks.com/life/biology-fields/nitrogen-cycle.htm
The nitrogen cycle is the system by which nitrogen is converted into different chemical forms, some usable to humans and animals and some not, as it circulates among the atmosphere, the land and the oceans.
Lunar Cycles Quiz
play.howstuffworks.com/quiz/lunar-cycles-quiz
William Shakespeare warned us "Do not swear by the moon, for she changes constantly." Sound advice, right? Well, maybe. Sure, she changes, but her phases remain quite reliable. Take the following quiz to see what I mean!
How an Atkinson Cycle Engine Works
auto.howstuffworks.com/atkinson-cycle-engine.htm
An Atkinson cycle engine can complete all four strokes with a single rotation of the crankshaft. Read more about Atkinson cycle engines at HowStuffWorks.
The Butterfly Life Cycle: From Egg to Icon and Every Stage in Between
animals.howstuffworks.com/insects/butterfly-life-cycle.htm
Butterflies don’t just pop out of eggs with wings and flair. The butterfly life cycle is one of the most dramatic transformations in the animal kingdom.
What is the four-stroke combustion cycle?
auto.howstuffworks.com/four-stroke-combustion-cycle.htm
The Otto cycle includes the intake, compression, combustion and exhaust strokes. Learn about the four-stroke combustion cycle from this article.
Break the Cycle of Negative Thinking
health.howstuffworks.com/mental-health/human-nature/perception/break-cycle-of-negative-thinking.htm
Break the cycle of negative thinking and take steps towards a more positive, fulfilling approach to life. Make changes towards a better you.
Can you get pregnant any time in your monthly cycle?
To learn more about your monthly cycle and pregnancy, follow these links.
DD Customs Cycles Pro Street: A Chopper Profile
auto.howstuffworks.com/dd-custom-cycles-pro-street-chopper-profile.htm
DD Custom Cycles Pro Street is a custom chopper that perfects both comfort and handling. See photos and specifications of this balanced chopper.
Which Sleep Cycle Best Fits Your Busy Schedule?
play.howstuffworks.com/quiz/which-sleep-cycle-best-fits-your-busy-schedule
Rumors persist that the greatest minds in the world survived on a variety of non-traditional sleep cycles to tap into their creativity. Should you follow the way of Michaelangelo and DaVinci or your mother's eight-hour advice? Take this quiz to see which sleep cycle is best for you!