Molecular DNA 6-1: DNA Structure Quiz

Why is DNA important?

• it is very small and very complicated
• it's in everything
• it serves as the blueprint for traits of all living things
• because we eat it every day for energy

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4

Which 2 molecules form the sides (backbone) of the DNA ladder?

• deoxyribose sugar and adenine
• deoxyribose sugar and a hydrogen bond
• deoxyribose sugar and the nucleus
• deoxyribose sugar and phosphate

Nitrogen bases are joined by which type of bond?

• polar bonds

• ionic bonds

• covalent bonds

• hydrogen bonds

Which organelle is DNA usually found in?

• cell membrane
• vacuole
• ribosome
• nucleus

Tags

NGSS.MS-LS1-2

According to Chargaff's rule, Cytosine always pair with

• Adenine

• Uracil

• Thymine

• Guanine

Which of the following units are repeatedly joined together to form a strand of DNA? (This is the MONOMER of DNA.) 

• amino acids
• nucleotides
• fatty acids
• polysaccharides

What are the nucleotides made of?

• Sugar, Phosphate, nitrogen base
• Phosphate, Adenine, nitrogen base
• Thymine, Adenine, Cytomine
• Phosphate, Nitrogen, Adenine

Adenine bonds with ______________.

• Guanine
• Thymine
• Cytosine
• Adenine

The sugar in DNA is ?

• sucrose
• glucose
• deoxyribose
• fructose

The twisted ladder shape of DNA is called a ______________?

• twisted noddle

• winding helix

• double helix

• triple helix