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- Biology Quiz on DNA and RNA, created by stacymaria on 30/05/2013.

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DNA and RNA

DNA and RNA

Question 1 of 18

1

What is the main function of DNA

Select one of the following:

  • Energy Storage

  • To make a person

  • Information Store

Explanation

Question 2 of 18

1

What is the main function of RNA

Select one of the following:

  • Information Store

  • Read and Translate information

  • Create Ribosomes

Explanation

Question 3 of 18

1

What are Nucleotides

Select one of the following:

  • A Polymer of Nucleic Acids

  • A Monomer of Nucleic Acids

Explanation

Question 4 of 18

1

What 3 components make up a Nucleotide?

Select one or more of the following:

  • A Phosphate Group

  • A Carbohydrate

  • A Sugar Molecule

  • An Amino Acid

  • A Protein

  • An Organic Nitrogenous Base

Explanation

Question 5 of 18

1

How are the three sub-units in Nucleic Acids joined together?

Select one of the following:

  • Hydrogen Bonds

  • Covalent Bonds

  • Metallic Bonds

Explanation

Question 6 of 18

1

What 2 Groups are the 5 Organic Bases grouped into?

Select one or more of the following:

  • Purines

  • Piramines

  • Pyrimidines

Explanation

Question 7 of 18

1

What is the difference between a Purine and a Pyrimidine?

Select one of the following:

  • Pyrimidine has a 2 ring structure whereas a Purine has a one ring structure.

  • Pyrimidine has a double chain.

  • Purines have a 2 ring structure whereas a Pyrimidine has a 1 ring structure.

Explanation

Question 8 of 18

1

What does too much Nucleic Acid cause?

Select one of the following:

  • dehydration

  • sickness

  • diarrhoea

  • gout

Explanation

Question 9 of 18

1

How does too much Nucleic Acid cause Gout?

Select one of the following:

  • The excess Nucleic acid travel to the capillaries under the skin and cause the skin to swell.

  • Uric acid forms crystals that are deposited in joints at the extremities

Explanation

Question 10 of 18

1

What is the name of the polymer of Nucleotide monomers?

Select one of the following:

  • Polytide

  • Polynucleotide

  • polymonomer

Explanation

Question 11 of 18

1

What are the complementary base pairing rules?

Select one of the following:

  • Adenine pairs with Cytosine and Thymine pairs with Guanine.

  • Adenine pairs with Thymine and Cytosine pairs with Guanine.

  • Thymine pairs with Cytosine and Adenine pairs with Guanine

Explanation

Question 12 of 18

1

What is the number of Hydrogen bonds between Thymine and Adenine

Select one of the following:

  • 3

  • 4

  • 2

Explanation

Question 13 of 18

1

What is the number of Hydrogen bonds between Guanine and Cytosine?

Select one of the following:

  • 3

  • 4

  • 2

Explanation

Question 14 of 18

1

At what part of the cell cycle does DNA replication take place?

Select one of the following:

  • Prophase

  • Metaphase

  • Anaphase

  • Telophase

  • Interphase

Explanation

Question 15 of 18

1

What enzyme unzips the DNA helix?

Select one of the following:

  • Amylase

  • Polymerase

  • Helecase

Explanation

Question 16 of 18

1

During DNA replication what acts as a template?

Select one of the following:

  • The Nitrogenous Bases

  • The Sugar-Phosphate backbone

  • The Hydrogen bonds

  • The original strand of DNA

  • The original strand of RNA

Explanation

Question 17 of 18

1

In DNA replication what signal the tRNA to collect the Amino Acids and transport them to the ribosomes.

Select one of the following:

  • mRNA

  • rRNA

  • Primer

Explanation

Question 18 of 18

1

What is mRNA?

Select one of the following:

  • The coding DNA strand

  • The original DNA strand

  • The template

Explanation

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