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The shape of DNA is known as?
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The two holes in your nose are called?
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Another name for your voice box is the?
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Give an explanation of evolution as taught in this unit
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True or false? An adult human body has over 500 bones.
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What is the human body’s biggest organ?
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What substance are nails made of?
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True or false? The two chambers at the bottom of your heart are called ventricles.
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What is the name of the substance that gives skin and hair its pigment?
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What do scientists think might cause the universe to stop expanding and collapse in the Big Crunch? dark energy dark matter cosmic background radiation gravity
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The colored part of the human eye that controls how much light passes through the pupil is called the?
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What is the name of the biggest part of the human brain?
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A group if organisms of different species living together in a particular place is called a?
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How is variation produced in populations
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Ripping up a piece of paper is physical change or chemical change?
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If a decision was made to convert forest to agriculture, which would be an example of a negative trade-off based on this decision?
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What is a calorimeter and how is it similar to cellular respiration
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PLEASE HELP!! I WILL MARK MOST BRAINLIEST ANSWER what evidence is there that echinoderms are the most advanced group of invertebrates
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Which process in respiration takes place last
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