Bell Work 2/8 - DNA

What does DNA determine?

• traits of living things

• traits of nonliving things

• organization of living things

• Did Not Attempt

How many parts make up a nucleotide?

• One

• Two

• Three

• Four

What are the parts of a nucleotide?

• sugar

• nucleotide

• nitrogenous base

• phosphate group

What are the names of the nitrogenous bases?

• adenine

• cytosine

• thymine

• guanine

Adenine always pairs with...

• thymine

• cytosine

• guanine

• adenine

Cytosine always pairs with...

• thymine

• cytosine

• guanine

• adenine

What is the shape of DNA?

• double helix

• single helix

• squiggle

• twisty step looking thing