DNA Structure and Function Review

How many strands is a DNA molecule?

• 1

• 2

• 3

• 4

Tags

NGSS.HS-LS1-1

What does DNA do?

• Regulates body temperature

• Produces energy

• Makes lipids

• Stores genetic information

What are the building blocks (monomers) of DNA?

• Nucleotides

• Fatty Acids

• Monosaccharides

• Amino Acids

Tags

NGSS.HS-LS1-1

What are the 3 parts of a nucleotide?

• Phosphate group, sugar molecule, amino acid

• Phosphate group, sugar molecule, nitrogenous base

• Ribose, adenine, thymine

• Deoxyribose, guanine, cytosine

Tags

NGSS.HS-LS1-1

Match the letter to the part.

a

b

c

d

e

Nitrogen Bases (2)

Phosphate

Covalent Bond

Hydrogen Bonds

Deoxyribose Sugar

Tags

112.42.c.7.A

What is the structure labeled "X" in this diagram?

• Nucleotide

• Phosphate group

• Hydrogen Bond

• Deoxyribose

Tags

NGSS.HS-LS1-1

Label the picture in order:

• phosphate ; sugar ; base

• phosphate ; base ; sugar

• base ; sugar ; phosphate

• base ; phosphate ; sugar

Tags

NGSS.HS-LS1-1

What is the name of the sugar in DNA?

• ribose

• sucrose

• fructose

• deoxyribose

What is the name of the shape of a DNA molecule?

• quadruple helix

• double helix

• triple helix

• single helix

Tags

NGSS.HS-LS1-1

What 2 things make up the outside of a DNA molecule?

• sugar and phosphate

• amino acids and nucleotides

• lipids and carbohydrates

• proteins and enzymes

Tags

NGSS.HS-LS1-1