DNA Gene Chromosome

Which of the following BEST describes the relationship between DNA, genes, and chromosomes?

• DNA is a type of gene and is located on chromosomes.

• DNA contains chromosomes and is found in genes.

• Genes contain DNA, and chromosomes are located on genes.

• Genes are sections of DNA, and chromosomes are made of tightly coiled DNA.

The material that exists in every cell in your body that holds your genetic code. It Is like your body’s cookbook.

• Gene

• DNA

• Chromosome

• Trait

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Sections of DNA that contain the set of instructions that control how our body grows and works and controls many of our characteristics.

• Chromosome

• Nucleus

• Genes

• Cell

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Label the following terms: Cell, DNA, Chromosome, Nucleus, Gene

a

b

c

d

e

Cell

DNA

Gene

Chromosome

Nucleus

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What is DNA?

• A type of protein that helps in digestion

• A molecule that contains the instructions an organism needs to develop, live, and reproduce

• A cell component that provides energy for the cell

• A type of carbohydrate that stores energy

A chromosome is made of coiled up ___________.

• cells

• nuclei

• DNA

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Why are identical twins genetically identical?

• They inherit exactly the same genes from their parents

• They live in the same environment

• They eat the same food

• They are born at the same time

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Which of the following best describes why siblings (except identical twins) do not look exactly alike?

• They inherit different genes from their parents

• They choose different lifestyles

• They eat different foods

• They live in different environments

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What is the shape of the DNA molecule?

• Single helix

• Double helix

• Triple helix

• Quadruple helix

Which of the following statements about genes is true?

• Genes are made of lipids.

• Genes are segments of DNA.

• Genes are proteins.

• Genes are carbohydrates.

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