Genetics Review

What is heredity?

• A kind of genetic disorder

• The way DNA divides

• The passing down of traits from parents to children

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Why is DNA important?

• it is very small and very complicated

• because we eat it every day for energy

• it serves as the blueprint for traits of all living things

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Nucleotides are made up of a sugar, phosphate, and..?

• nitrogenous base
• nucleic acid
• cholesterol
• fatty acid

What determines the code, or information, of a DNA molecule?

• the frequency (number) of nitrogen bases

• the order (sequence) of the nitrogen bases

• the color of the nitrogen bases

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DNA codes for...

• cholesterol
• proteins
• fatty acids
• a sandwich

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What is the name given to part of a DNA molecule that codes for a protein?

• Glucose
• Chromosome
• Gene
• Phosphate

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_______________________ are the building blocks of the proteins.

• Amino Acids

• Nucleotides

• Codons

• Triglycerides

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What is the relationship between DNA and chromosomes?

• Chromosomes are made of DNA
• DNA is made of chromosomes
• DNA and chromosomes are the same thing.
• All of the above are correct

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Genes are found on...

• chromosomes
• alleles
• proteins
• anthers

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Put in order smallest to largest:

• Chromosome - DNA - Gene
• Gene - DNA - Chromosome 
• DNA - Gene  Chromosome
• Chromosome - Gene  - DNA

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