DNA, CELL CYCLE, CANCER

What are the building blocks of DNA?

• Nucleotides

• Amino acids

• Lipids

• Carbohydrates

Which nitrogenous bases are present in DNA?

• A, T, C, U

• A, C, G, U

• A, T, G, U

• A, T, C, G

What holds the two strands of DNA together?

• Hydrogen bonds

• Covalent bonds

• Ionic bonds

• Van der Waals forces

What is the shape of the DNA double helix?

• Straight line

• Square

• Circular

• Twisted ladder or spiral staircase

Adenine bonds with ______________.

• Guanine
• Thymine
• Cytosine
• Adenine

Guanine bonds with ______________.

• Adenine
• Guanine
• Cytosine
• Thymine

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.HS-LS1-1

NGSS.HS-LS3-1

Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG

• ATG TGA CAG
• TAC ACT GTC
• GTA AGT GAC
• CAT TCA CTG

In eukaryotes, which organelle is DNA usually found in?

• cell membrane

• vacuole

• chloroplast

• nucleus

Tags

NGSS.MS-LS1-2

The sugar in DNA is ?

• sucrose
• glucose
• deoxyribose
• fructose