DNA Review

DNA Review

By Amanda Duncan

Multiple Choice

Which base is NOT found in DNA?

• uracil

• thymine

• adenine

• guanine

Multiple Choice

Which base pairs with cytosine?

• uracil

• thymine

• adenine

• guanine

Multiple Choice

What is the shape of DNA in eukaryotic cells?

• single helix

• single strand

• double helix

• circular loop

Multiple Choice

Where is DNA found in the cells of eukaryotes?

• cytoplasm

• nucleus

• ribosomes

• proteins

Multiple Choice

Strands of DNA are built of individual monomers called

• bases

• phosphates

• nucleotides

• ribose

Multiple Choice

This diagram represents one nucleotide of DNA.

What is the green circle?

• phosphate group

• ribose (sugar)

• deoxyribose (sugar)

• nitrogenous base

Multiple Choice

This diagram represents one nucleotide on DNA.

What is the yellow pentagon?

• phosphate group

• ribose (sugar)

• deoxyribose (sugar)

• nitrogenous base

Multiple Choice

This diagram represents one nucleotide on DNA.

What is the purple shape?

• phosphate group

• ribose (sugar)

• deoxyribose (sugar)

• nitrogenous base

Multiple Choice

Which of the following could be a nucelotide in DNA?

• phosphate group

  +

  ribose

  +

  thymine

• phosphate group

  +

  deoxyribose

  +

  thymine

• phosphate group

  +

  ribose

  +

  uracil

• phosphate group

  +

  deoxyribose

  +

  uracil

Multiple Choice

DNA is copied during a process called

• transformation

• transcription

• replication

• translation

Multiple Choice

DNA replication results in 2 DNA molecules.

Describe the structure of each new molecule.

• Both molecules are madeod new DNA and the original DNA is dissolved.

• Both molecules are made of 1 strand of the original DNA and 2 new strands of DNA.

• One molecule is made of the original DNA and the other molecule is made of new DNA.

• Both molecules are made of 1 strand of the original DNA and 1 new strand of DNA.

Multiple Choice

If a portion of original DNA is ATTCGA, what will the complimentary strand be?

• TAAGCT

• ATTCGA

• TATTCG

• CGATTA

Multiple Choice

If a portion of original DNA is GCTAAT, what will the complimentary strand be?

• TAAGCT

• ATTCGA

• TATTCG

• CGATTA

Multiple Choice

Genes contian instructions for building

• nucleosomes

• proteins

• purines

• nuclear radiation

Multiple Choice

What about DNA determines the type of proteins to be built?

• the shape of the chromosomes

• the order of the bases

• the arrangement of the phosphate group and sugar

• the shape of the DNA molecule