DNA Structure Lesson

In a(n) ____________________ mutation, an extra base is added.

• substitution

• insertion

• deletion

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NGSS.HS-LS3-2

Which of the following is not a function of DNA?

• Stores genetic information

• Codes for proteins

• Helps determines your traits

• Tells your body when to move

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

The physical attributes of any living thing that come from the genetic code.

• Atom

• Mitochondria

• Genetic Traits

• Genome

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NGSS.HS-LS3-1

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In a ________ mutation, a base is left out.

• substitution

• insertion

• deletion

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NGSS.HS-LS3-2

The two strands of a DNA molecule are held together by __________.

• hydrogen bonds

• ionic bonds

• covalent bonds

• peptide bonds

Combining the work of other scientists with their own research, Watson and Crick discovered that two strands of DNA join together to form a(n) __________.

• covalent bond

• nucleotide

• X in a circle

• double helix

Which of the following is not part of a nucleotide in a DNA molecule?

• a phosphate group

• a sugar

• three phosphate groups

• a base

An important factor in Oswald Avery’s ability to identify the "transforming principle" as DNA was the fact that proteins __________.

• could be observed in the extract made from R bacteria

• were present in the extract made from S bacteria

• do not react with enzymes

• contain very little phosphorus

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NGSS.HS-LS1-1

The four types of nucleotides that make up DNA are named for their __________.

• ring-shaped sugars

• hydrogen bonds

• nitrogen-containing bases

• phosphate groups

DNA Stores _____________

• carbohydrates

• hereditary information

• energy

• fat

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NGSS.HS-LS3-1

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