Exploring DNA Structure and Function

What is the shape of the DNA molecule?

• Single helix

• Double helix

• Triple helix

• Quadruple helix

Which of the following are the building blocks of DNA?

• Amino acids

• Nucleotides

• Fatty acids

• Monosaccharides

What are the four nitrogenous bases found in DNA?

• Adenine, Thymine, Cytosine, Guanine

• Adenine, Uracil, Cytosine, Guanine

• Thymine, Uracil, Cytosine, Guanine

• Adenine, Thymine, Uracil, Guanine

Which nitrogenous base pairs with Adenine in DNA?

• Cytosine

• Guanine

• Thymine

• Uracil

Which nitrogenous base pairs with Cytosine in DNA?

• Adenine

• Thymine

• Guanine

• Uracil

What type of bond holds the two strands of DNA together?

• Ionic bonds

• Covalent bonds

• Hydrogen bonds

• Metallic bonds

What is the sugar found in DNA nucleotides?

• Ribose

• Deoxyribose

• Glucose

• Fructose

What is the main function of DNA?

• To store energy

• To catalyze reactions

• To store genetic information

• To transport molecules

Tags

NGSS.HS-LS3-1

In which part of the cell is DNA found in?

• Cytoplasm

• Nucleus

• Ribosome

• Golgi apparatus

Tags

NGSS.MS-LS1-2

What would be the sequence on a strand of DNA if the other strand has ATCG?

• TAGT

• TAGC

• CGAT

• CGAT