DNA, Genes, and Chromosome Quiz



DNA, Genes, and Chromosome Quiz A

Match the following definitions to the correct vocabulary term.

____ 1.) DNA A.) Condensed or compact “rod” of DNA that

carries genetic information.

____ 2.) Gene B.) A segment of DNA that controls protein production.

____ 3.) Chromosome C.) Deoxyribo Nucleic Acid; helical molecule that carries the genetic information of an organism and is passed from parent to offspring.

Write the letter on the line of the choice that best answers each question.

_____ 4.) How many nitrogenous bases are there in DNA?

A.) 1

B.) 2

C.) 3

D.) 4

_____ 5.) Which of the following is not a nitrogenous base found in DNA?

A.) Adenine B.) Cytosine

C.) Guanine D.) Uracil

_____ 6.) DNA is made up of Nitrogenous base pairs. The bases bond in which of the following patterns?

A.) Adenine – Thymine; Cytosine – Guanine

B.) Adenine – Cytosine; Guanine – Thymine

C.) Adenine – Guanine; Cytosine – Thymine

D.) Adenine – Guanine; Cytosine – Taurine

_____ 7.) DNA looks like a “twisted ladder”. If the “rungs” of the ladder are made up of nitrogenous bases, what are the hand rails or backbone of the ladder made up of?

A.) Sugars and Salts B.) Phosphates

C.) Sugars D.) Sugars and Phosphates

_____ 8.) Where is DNA located in the cell?

A.) Mitochondria B.) Cell Membrane

C.) Nucleus D.) Golgi Body

_____ 9.) How many chromosomes do we get from our mother?

A.) 46 B.) 23

C.) 22 D.) 20

_____ 10.) Who is credited with discovering the structure of DNA?

A.) Crick and Neck B.) Watson and Crick

C.) Watson and Franklin D.) Holmes and Watson

_____ 11.) A baby is XY for the gender or sex chromosome. That baby will be a ____________.

A.) Boy B.) Girl

C.) Puppy D.) Can’t tell

12 -16: Label the parts of the following diagram and complete the DNA and RNA sequence by filling in the missing Nitrogenous bases.

17.) (The D in DNA and the R in RNA) = _____________________________

18.) (PO4-3) = _____________________________________

19 -22. Fill in the boxes below to illustrate the continuum of protein production

Ribosome Transcription Translation

Nucleus RNA DNA

Use one of the words above to complete each statement.

23.) RNA is “read” and turned into a protein during the process of

_____________________________________. This process occurs in the

__________________________________.

24.) DNA is converted into RNA during the process of DNA

_____________________________________. This process occurs in the

__________________________________.

****Bonus*****

1.) What is the 3 letter sequence that codes for an amino acid called?

2.) What type of bonds hold together the amino acid chain?

3.) Correctly spell 1 amino acid.

4.) What does the T in tRNA stand for?

5.) What disease is caused by misshaped red blood cells that prevent oxygen from properly reaching other parts of the body?

6.) Adenine and Guanine have single ring structures and are called

______________________________. Cytosine and Thymine are double-ringed

structures and are called ___________________________.

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