Understanding Genes and Traits

What is the basic unit of heredity that is passed from parents to offspring?

• Chromosome

• Gene

• DNA

• Nucleus

Where in the cell are chromosomes located?

• Cytoplasm

• Ribosome

• Nucleus

• Cell membrane

Which of the following best describes DNA?

• A type of protein

• A molecule that carries genetic information

• A type of cell

• A type of sugar

How many chromosomes do humans typically have in each cell?

• 23

• 46

• 64

• 92

What is the relationship between genes and DNA?

• Genes are made up of DNA

• DNA is made up of genes

• Genes and DNA are the same thing

• Genes are larger than DNA

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Which of the following is NOT a key term related to genetics?

• Protein

• Gene

• Chromosome

• DNA

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What is the role of chromosomes in inheritance?

• They determine the color of your eyes

• They carry genes that determine traits

• They produce energy for the cell

• They help in digestion

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Which of the following statements is true about traits?

• Traits are only influenced by the environment

• Traits are only inherited from the mother

• Traits are inherited from both parents

• Traits are not influenced by genes

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NGSS.HS-LS3-2

What is the function of the nucleus in a cell?

• It produces energy

• It stores genetic information

• It digests food

• It transports materials

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Which of the following best describes a chromosome?

• A single strand of DNA

• A structure made of DNA and protein

• A type of gene

• A type of cell