GG: Genes & Mutations Vocabulary

Made from nucleic acid and holds the code that makes up living things.

• DNA

• Chromosome

• E. Coli

• Gene

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Tightly coiled strands of DNA found in the cells. All living things have a specific number of chromosomes; humans have 46 chromosomes (23 pairs), and get half from mom and the other half from dad.

• Trait

• Gene

• Chromosome

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How many chromosomes do humans have?

• 23

• 10

• 21

• 46

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hair color, eye color, height are all examples of what?

• gene

• trait

• protein

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A characteristic belonging to a population or organism.

• trait

• mutation

• DNA

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Part of a chromosome that is inherited from the parent(s) and determines some of an organism’s characteristics.

• protein

• chromosome

• Gene

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Made from a chain of amino acids and sometimes referred to as the building blocks of life. Proteins have specific shapes (structure) and perform different tasks (functions) in the body.

• Gene

• Protein

• Variation of Traits

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What does the word "variation" mean?

• Similarities

• options

• Differences

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variation of traits

• The differences that occur in the same trait within a population. Variations happen randomly when DNA is passed from parent to offspring and explain why siblings with the same parents do not look exactly alike.

• A change in genetic material (DNA).

• A scientist who works with collecting and analyzing evidence, aiding in crime solving.

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E. Coli is a ____________ that is found in the digestive track of humans and other animals that can reproduce quickly (about every 20 minutes).