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Worksheets4.5 Week Review
Total questions: 50
Worksheet time: 54mins
The following is a model of a DNA molecule. What does the arrow indicate?
the junction of a codon and DNA triplet
the junction of introns and exons in the DNA
the hydrogen bonds between complementary nucleotides
the uracil bonding the phosphate groups
What is the difference between the sugar in DNA and RNA?
In DNA, the sugar is Deoxyribose while in RNA the sugar is Ribose
In DNA, the sugar is Ribose while in RNA the sugar is Deoxyribose
In DNA, it is a 5 carbon sugar while in RNA it is only a 4 carbon sugar.
There is no difference between the sugars
Shown here is a normal DNA strand, and a DNA strand for someone with sickle-cell anemia. Which of the following mutations is the cause of sickle cell?
Frameshift
Substitution
Insertion
Deletion
Describe this model of DNA
Its inaccurate because the base pairs are incorrect
Its inaccurate because some typical bases are missing
Its accurate because it shows correctly paired bases
Its accurate because it shows each base splitting to form a double helix
What is represented by Diagram 2?
Translation
Transcription
Recombination
Replication
What brings the amino acids to the ribosome to assemble a protein?
DNA
Nitrogenous bases are located on both strands of the DNA double helix. What is the significance of the nitrogenous bases?
The order of bases determine the order of amino acids in the proteins synthesized
The type of hydrogen bonding between the nitrogenous bases determines which amino acid will be added to the peptide chain
The number of adenines and cytosines determine the type of RNA that will be produced
The amount of thymine and guanine in the DNA molecules determines the length of the genes
Which of the following is polypeptides is coded for by the mRNA sequence AUG-GUU-AAA-CGA?
Met - Val - Lys - Ala
Met - Val - Lys - Arg
Met- Ala - Lys - Arg
Met- Val - Leu - Arg
Four different nucleotides are used as building blocks of DNA. Which of the following is used to distinguish one nucleotide from another?
the length of the phosphate group
the type of fatty acid
the type of nitrogen base
the shape of the deoxyribose sugar
Differences in traits such as hair texture are determined by differences in -
the location of sugar groups
the molecules attached to the phosphate in DNA
the sequence of nucleotides in DNA
the number of nitrogenous bases in DNA
GAG-CTC-GAC-AGA
Mutant
GAG CTC-CAC-AGA
When a cell forms a vesicle around unwanted particles and expels it OUT of the cell.
Pinocytosis
Endocytosis
Receptor-mediated
Exocytosis
In which way are photosynthesis and cellular respiration different?
Cellular respiration stores ATP, while photosynthesis releases ATP.
Cellular respiration produces oxygen, while photosynthesis uses oxygen.
Photosynthesis releases energy, while cellular respiration stores energy.
Photosynthesis uses carbon dioxide, while cellular respiration produces carbon dioxide.
What are the 3 components of a DNA molecule? (Select all that apply)
Sugar
Phosphate Group
Amino Acid
Nitrogen Base
What does DNA contribute to the organism?
Energy
Genetic information
Matter
Support
When comparing a bacteria to a human, which of the following are true?
All organisms have the same enzymes
All organisms have a phosphate structure
All organisms have the same DNA bases
All organisms have the same shape of DNA
Which of the following is found in RNA but NOT in DNA?
Ribose sugar
Double helix shape
Adenine
Phosphate group
Going from DNA to RNA is ...
Transcription
Translation
Going from RNA to protein is ...
Transcription
Translation
During which phase do the spindle fibers attach to the chromosomes and pull the chromatids to opposite sides of the cell?
Prophase
Anaphase
Telophase
Metaphase
Where does transcription occur?
ribosome
nucleus
mitochondria
cell membrane
What is the purpose of the process shown here?
To replicate the DNA of an organism before cell division
To translate the genetic code into a specific sequence of amino acids
To assemble nucleotides in an mRNA chain along a DNA template
To synthesize amino acids used to unzip strands of DNA and copy genetic code
Choose the sequence of the mRNA strand that would be match up with to the following strand:
GTAGTCA
UATUAGA
ACGACTG
CAUCAGU
CATCAGT
Messenger RNA travels out of the nucleus to ribosomes
and is used as a template to assemble a protein.
Translation
Transcription
Replication
Homeostasis
Double stranded DNA is unzipped, and one strand is used as a template to form Messenger RNA.
Translation
Transcription
Replication
Mitosis
DNA molecule segment is : TTACGCAAG
The mutated DNA segment is TTCGCAAG. This is an example of ___ mutation.
Substitution
Deletion
Insertion
Inversion
Cells of organisms must replicate for?
Growth
Replacement of dying cells
Repair of damaged cells
All of the above
What is the correct order of the phases of mitosis?
Metaphase, Anaphase, Prophase, Telophase,
Pelophase, Motophase, Anaphase, Trophase
Prophase, Metaphase, Anaphase, Telophase
Telophase, Anaphase, Prophase, Metaphase
What are chromosomes?
They attach to the DNA and pull it to the sides
They contain mitochondria
They contain ribosomes
DNA packaged into threadlike structures
Which organelle is the location where protein is made?
Ribosome
Nucleus
Cytoplasm
Nucleotide
During transcription, this type of ribonucleic acid is responsible for copying the DNA and brining it out of the nucleus.
tRNA
mRNA
rRNA
dRNA
mRNA occurs during this process
Translation
Transcription
Replication
Delivery
