Central Dogma EOC Review Lesson

Central Dogma EOC Review

Multiple Choice

What does DNA stand for?

• Deoxyribonucleic acid
• Denitrogenous acid
• Deribonucleic acid
• Diribonucleic acid

Multiple Select

A nucleotide includes...?

• sugar

• lipid

• phosphate group

• nitrogenous base

Multiple Choice

DNA is a polymer made of monomers called

• Nucleotides
• Proteins
• Amino Acids
• Lipids

Multiple Choice

Guanine bonds with ______________.

• Adenine
• Guanine
• Cytosine
• Thymine

Multiple Choice

Which of the following is not a nitrogen base in DNA?

• Adenine
• Cytosine
• Uracil
• Thymine

Multiple Choice

Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG

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

Multiple Choice

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

• cytosine
• guanine
• thymine
• uracil

Multiple Choice

Which of the following best describes a DNA molecule?

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

Multiple Choice

Which of the 3 components of DNA form the rungs of the DNA "ladder"?

• nitrogenous bases

• sugar molecules

• phosphate groups

• all of these answers

Multiple Select

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

• deoxyribose

• adenine

• nucleus

• phosphate molecule

Multiple Choice

What is the purpose of DNA replication?

• Cut the DNA 
• Make more cells
• Apoptosis
• Duplicate the DNA

Multiple Choice

The enzyme that unzips the DNA to prepare for replication

• helicase
• replicase
• polymerase
• synthase

Multiple Choice

Replication is referred to as...

• conservative
• semi-conservative
• quasi-conservative
• mostly liberal

Multiple Choice

DNA replication results in two DNA molecules,

• each one with two original strands
• each one with two new strands
• each one with one new strand and one original strand
• one with two new strands and the other with two original strands

Multiple Choice

Why is DNA important?

• it is very small and very complicated
• it's in everything
• it serves as the blueprint for traits of all living things
• because we eat it every day for energy

Multiple Choice

Genetic info flows in one direction. Which best represents this flow?

• DNA-protein-RNA
• Protein-RNA-DNA
• RNA-protein-DNA
• DNA-RNA-protein

Multiple Choice

RNA stands for

• robot nucleic acid

• root nucleic acid

• ribonucleic acid

• nucleic acid

Multiple Choice

What is the complementary base pair to Adenine in RNA?

• Cytosine
• Guanine
• Thymine
• Uracil

Multiple Choice

The following picture must be

• DNA because it's double stranded
• RNA because it's single stranded
• DNA because it's single stranded
• RNA because it's double stranded

Multiple Choice

How does RNA differ from DNA?

• RNA contains uracil and deoxyribose
• RNA contains ribose and thymine
• RNA contains uracil and ribose
• RNA contains adenine and ribose

Multiple Choice

There are three types of RNA

• False

• True

Multiple Choice

Which form of RNA reads the instructions for protein assembly?

• amino RNA
• ribosomal RNA
• transfer RNA
• messenger RNA

Multiple Choice

Which form of RNA carries amino acids from the cytoplasm to the ribosome?

• amino RNA
• ribosomal RNA
• transfer RNA
• messenger RNA

Multiple Choice

What happens to the mRNA sequence after it has been synthesized?

• stays in the nucleus

• leaves the cell

• leaves the nucleus

• separates into smaller pieces

Multiple Choice

Where does transcription take place?

• nucleus
• cytoplasm
• ribosome

Multiple Choice

Which RNA bases would pair with TACGAA in transcription? 

• AUGCUU
• ATGCTT
• GCATCC
• GCAUCC

Multiple Choice

Which process is used to make mRNA from the DNA in the nucleus?

• transcription
• translation
• replication 

Multiple Choice

Which phrase best describes translation?

• converts mRNA into a polypeptide
• catalyzes bonds between amino acids
• produces RNA from DNA molecules
• recycles tRNA molecules for reuse

Multiple Choice

_______ is made during transcription and ________ is made during translation.

• mRNA / a protein
• a protein / mRNA
• Ribosome / Nucleus
• mRNA / tRNA

Multiple Choice

Codons contain ______ bases

• 1
• 3
• 6
• 9

Multiple Choice

How many amino acids are coded for by this sequence of nucleotides:
ATG GGA ACT CCA

• 4
• 2
• 6
• 12

Multiple Choice

Where is the anticodon located?

• at the top of the molecule it's found on

• at the bottom of the molecule it's found on

• on the right of the molecule it's found on

• on the left of the molecule it's found on

Multiple Choice

On which molecule can an anticodon be found?

• mRNA

• DNA

• tRNA

• rRNA

Multiple Choice

What amino acid would be added to the protein being formed during translation if the mRNA codon reads "AUG?"

• Phenylalanine

• Tyrosine

• Leucine

• Methionine

Multiple Choice

What amino acid is represented by the codon UUA?

• Phenylalanine
• Tyrosine
• Leucine
• Stop codon

Multiple Choice

The codon CCU codes for what amino acid?

• Isoleucine
• Stop
• Methionine
• Proline

Multiple Choice

Which amino acid pairs with the codon AGA

• Thr
• Arg
• Ala
• Glu

Multiple Choice

What is the correct amino acid sequence for the mRNA code AUG GCA AAC CGU

• Met-Ala-Asn-Ala

• Met-Ala (because the third codon codes for STOP)

• Ileu-Ala-Asn-Ala

• Met-Ala-Asn-Arg

• Ileu-Ala-Asn-Ala

Multiple Choice

What is the correct amino acid sequence if the DNA code of the gene is TAC CGT TTG GCA?

*You will have to figure out the mRNA codons before figuring out the amino acid sequence

• Met-Ala-Asn-Ala

• Met-Ala (because the third codon codes for STOP)

• Ileu-Ala-Asn-Ala

• Met-Ala-Asn-Arg

• Ileu-Ala-Asn-Ala

Multiple Choice

When these bond together, they form a protein

• Amino Acids

• Peptide Bonds

• Ribose

• Nucleotides

Multiple Choice

which process is shown?

• diffusion
• repiration
• recombination
• translation

Multiple Choice

Which organelle is the location where protein is made?

• Ribosome

• Nucleus

• Cytoplasm

• Nucleotide

Multiple Choice

What is the relationship between a protein, the cell, and DNA?

• DNA is produced by protein which is produced in the cell
• Protein is composed of DNA which is produced in the cell
• DNA controls the production of protein in the cell
• A cell is composed of DNA and protein