Components of DNA

Adenine and Thymine are complementary bases. This means they __________ one another.

• compete with

• complete

• accent

• detroy

Chargraff discovered that the amount of adenine equaled the amount of _____________ in DNA.

• thymine

• guanine

• cytosine

• gasoline

Chargraffs discovery about the amount of bases revealed that certain bases ___________ _________.

• paired together

• are toxic

• cancel each other

• repel one another

In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of

• cytosine

• guanine

• thymine

• uracil

What does this picture represent?

• amino acid

• base pairing

• nucleotide

• the DNA molecule

Genes located in your DNA code for ___________. This macromolecule gives organisms their traits.

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

What are the three structural components of a nucleotide

• Phosphate group

• Pentose sugar

• Oxygen group

• nitrogenous base

Each section of DNA that codes for a protein is called a...

• Chromosome

• RNA

• Gene

• Enzyme

Tags

NGSS.HS-LS1-1

Using the hotspot tool, identify the 5-carbon sugar of the nucleotide.

Using the hotspot tool, label the nitrogenous base pair.

Tags

NGSS.HS-LS1-1