The Role of Nucleic Acids and Protein Synthesis

Multiple Choice

What is DNA and RNA made up of?

• Nucleotides

• Monosaccharides

• Polysaccharides

• Sugars

Multiple Choice

Which of the following are nucleotides NOT made up of?

• A carbon compound

• A sugar

• A phosphate group

• A nitrogen-containing base

Multiple Choice

What shape is DNA?

• A double helix

• A single strand

• A pleated sheet

• An omega helix

Multiple Choice

What does RNA stand for?

• Deoxyribonucleic acid

• Ribonucleic acid

• Deoxynucleic acid

• Nucleic acid

Multiple Choice

What four nitrogen base pairs make up DNA?

• Adenine, Thymine, Guanine, Cytosine

• Adenine, Uracil, Guanine, Cytosine

• Adenine, Thymine, Glucose, Cytosine

• Adenine, Thymine, Guanine, Fructose

Multiple Choice

What four nitrogen base pairs make up RNA?

• Adenine, Thymine, Guanine, Cytosine

• Adenine, Uracil, Guanine, Cytosine

• Adenine, Thymine, Glucose, Cytosine

• Adenine, Thymine, Guanine, Fructose

Multiple Choice

What base pair does Adenine (A) bind with in RNA?

• Guanine

• Cytosine

• Thymine

• Uracil

Multiple Choice

What base pair does Guanine (G) bind with in both DNA and RNA?

• Guanine

• Cytosine

• Thymine

• Uracil

Multiple Choice

What base pair does Adenine (A) bind with in DNA?

• Guanine

• Cytosine

• Thymine

• Uracil

Multiple Choice

Match the nucleotide with its complementary nucleotide. (DNA to DNA).

Adenine -

• Thymine

• Guanine

• Cytosine

Multiple Choice

Which is the first step?

• DNA Helicase unwinds original DNA strand

• RNA Primase lays down RNA primer for new nucleotide bases.

• DNA polymerase builds new strands by bring in new nucleotide bases.

• Ligase knits together fragments on lagging strand

Multiple Choice

Which sequence of DNA bases would pair with this partial strand
CAT TCA CTG

• ATG TGA CAG
• TAC ACT GTC
• GTA AGT GAC
• CAT TCA CTG

Multiple Choice

A process in which DNA has the unique ability to make an exact copy of itself.

• Replication
• Translation
• Transcription

Multiple Choice

Which of the following best describes a DNA molecule?

• double helix
• contains ribose
• made of amino acids
• contains Uracil

Multiple Choice

Which 2 molecules forms the sides (backbone) of the DNA ladder?

• deoxyribose and adenine
• deoxyribose and a hydrogen bond
• sugar and the nucleus
• deoxyribose (sugar) and phosphate

Multiple Choice

What are the three components of a nucleotide?

• sugar, hydrogen, nitrogen base
• sugar, oxygen, nitrogen base
• sugar, phosphate, nitrogen base
• sugar, phosphate, protein

Multiple Choice

Cytosine always pairs with

• Adenine
• Thymine
• Uracil
• Guanine

Multiple Choice

Which organelle is DNA usually found in?

• cell membrane
• vacuole
• ribosome
• nucleus

Multiple Choice

order of replication

• 3, 4, 2, 1
• 3, 1, 4, 2
• 2, 1, 4, 3
• 3, 4, 1, 2

Multiple Choice

Which is Not a function of proteins?

• Help protect the body

• Contain the recipe to make proteins

• They are key to cell structure and function

• Catalyze chemical reactions

Multiple Select

Which of the following are differences in the structure between RNA and DNA

• DNA uses deoxyribose sugar, RNA uses sugar ribose

• DNA pairs Adenine with Uracil, RNA pairs Adenine with Thymine

• DNA is a double helix, RNA is a single helix

• DNA pairs Adenine with Thymine, RNA pairs Adenine with Uracil

Multiple Choice

What is the Central Dogma?

• DNA> RNA> Proteins

• Proteins>DNA>RNA

• RNA>DNA>Proteins

Multiple Choice

The process where DNA is transcribed to mRNA happens in what part of the cell?

• Nucleus
• Mitochondria
• Cytoplasm
• Endoplasmic Reticulum

Multiple Choice

During transcription, this type of ribonucleic acid is responsible for copying the DNA and brining it out of the nucleus.

• tRNA

• mRNA

• rRNA

• dRNA

Multiple Choice

During translation, this type of ribonucleic acid is responsible for delivering amino acids to help make a protein.

• mRNA

• rRNA

• tRNA

• dRNA

Multiple Choice

The function of ______ is to combine with proteins to form ribosomes.

• rRNA
• tRNA
• mRNA
• DNA

Multiple Choice

mRNA occurs during this process

• Translation

• Transcription

• Replication

• Delivery

Multiple Choice

The process where mRNA is translated into amino acids happens in what part of the cell?

• Nucleus
• Mitochondria
• Cytoplasm
• Endoplasmic Reticulum

Multiple Choice

What is the three base sequence of mRNA that codes for a single amino acid?

• Anticodon
• Codon
• Protein

Multiple Choice

The principle shown in the image is called what?

• Transcription
• The Central Dogma
• Translation
• The Principle of Proteins

Multiple Choice

Which of these nitrogenous bases is NOT in RNA?

• Uracil
• Thymine
• Cytosine
• Guanine

Multiple Choice

How many letters make up the codon to produce an amino acid?

• 4

• 2

• 3

• 5