STAAR REVIEW: DNA

What does DNA determine?

• traits of living things

• traits of nonliving things

• organization of living things

• Did Not Attempt

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

Adenine always pairs with...

• thymine

• cytosine

• guanine

• adenine

Cytosine always pairs with...

• thymine

• cytosine

• guanine

• adenine

Thymine always pairs with...

• thymine

• cytosine

• guanine

• adenine

Guanine always pairs with...

• thymine

• cytosine

• guanine

• adenine

What is the shape of DNA?

• double helix

• single helix

• squiggle

• twisty step looking thing

Where does DNA replication occur?

Which bases are only found in DNA?

• Thymine

• Cytosine

• Adenine

• Uracil

• Guanine

If we think of DNA as a ladder, which parts are the steps of the ladder?

• the nitrogenous base pairs
• the phosphate-sugar backbone
• the genes
• the phospholipid bilayer

If we think of DNA as a ladder, which parts are the sides of the ladder?

• the nitrogenous base pairs
• the phosphate-sugar backbone
• the genes
• the phospholipid bilayer