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Mitochondria.
Mitochondria are called a cell of a power plant. They are called so because they perform the aerobic process of breathing and generate energy molecules (ATP or adenosine triphosphate) for cellular work.

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Oxygen transport.
Hemoglobin is contained in erythrocytes, which effectively transport oxygen from the lungs to the tissues of the body. Hemoglobin also helps to transport carbon dioxide and hydrogen ions back to the lungs.

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Karl Landsteiner.
The ABO human blood groups were discovered by the Austrian American biologist Karl Landsteiner in 1901.

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About 300 grams.
The heart of an average adult has a size about a fist and weighs about 310 grams. The heart is relatively small (no more than a compressed fist) muscular organ, hollow and muscular, charged with pumping blood throughout the body and other organs.

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6.0
The pH test looks at how much acid or alkali is human urine. According to the American Association of Clinical Chemistry, the average urine pH value is 6.0 but may range from 4.5 to 8.0. Urine below 5.0 is acidic, and urine more than 8.0 – alkaline or basic.

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1500 ml.
The normal range for one-day urine output is 800-2000 milliliters a day (with a normal fluid intake of about 2 liters per day). The examples above are general measurements for the results of these tests.

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Create an image display.
The purpose of the retina is to get the light that the lens focuses on to convert light into neuronal signals and send these signals to the brain for visual recognition.

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Cerebrum.
The brain is contained and protected by skull bones of the head. The cerebrum is the most significant part of the human brain. It is divided into two hemispheres of the brain. The cerebral cortex is the outer layer of a gray matter that covers the core of a white matter.

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Pituitary.
The pituitary gland, which lies above the thin stem of the hypothalamus, is called the main gland of the body since it regulates the activity of the endocrine glands.

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Hypothalamus.
The hypothalamus is the part of the brain that controls body temperature, hunger, important aspects of parent’s behavior and affection, thirst, fatigue, sleep, fear, anger, and circadian rhythms.
About Trivia Quizzes and Games
Experts say that when it comes to brainpower, you either use it or lose it. Playing trivia games regularly is one sure way to keep your mind active because it involves comprehension, cognition and memory skills. Questions are drawn from some of the most memorable events in history, science or popular culture. These quizzes are designed to be played in different formats: as an individual challenge, with a partner or as team play on game night. We construct our quizzes to present escalating challenges. Trivia games deal with facts. Every question included in our games has been checked for accuracy and relevance. You are free to quote them at your next gathering to show off some interesting facts you’ve picked up from playing trivia games. Doing trivia quizzes has also been shown to improve collaboration and communication skills, generate a healthy debate, relieve stress and promote harmony among many advantages. The more you play, the more you know, and you can focus on the topics that are of great interest to you.