Intro to DNA

Which of the following best describes the shape of DNA?

• Double helix

• Complementary

• Gene

• Single Stranded

Why is DNA important?

• It is very small and very complicated

• It is in everything

• It serves as the blueprint for the traits of all living things

• It provides the brain with important information

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

What does DNA stand for?

• Deoxyribonucleic acid

• Denitrogenous acid

• Deribonucleic acid

• Diribonucleic acid

The enzyme that unzips the DNA to prepare for replication is called?

• Helicase

• Replicase

• Polymerase

• Synthase

Match the letter to the part.

a

b

c

d

e

Nitrogen Base

Deoxyribose Sugar

Hydrogen Bonds

Covalent Bond

Phosphate

Tags

112.42.c.7.A

Label the picture in order:

• phosphate ; sugar ; base

• phosphate ; base ; sugar

• base ; sugar ; phosphate

• base ; phosphate ; sugar

Tags

NGSS.HS-LS1-1

Which of the following correctly labels the nucleotide?

• Phosphate, B: Sugar, C: Base

• Sugar, B: Phosphate, C: Base

• Base, B: Sugar, C: Phosphate

• Phosphate, B: Base, C: Sugar

What are the rungs of DNA (ladder) made out of?

• Sugars & Phosphates

• Sugars & Bases

• Bases only

• Sugars, Phosphates, & Bases

Which base partners with Adenine?

• Thymine

• Guanine

• Cytosine

Which base partners with Cytosine?

• Thymine

• Guanine

• Adenine