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WorksheetsQPA 2 Review
Total questions: 44
Worksheet time: 2hrs 12mins
How do you know that B is the enzyme in this image?
Enzymes are broken down in reactions
Enzymes are always larger than the substrate
Enzymes have to be underneath a substrate
Enzymes are unchanged by a reaction
What is the optimum temperature for this enzyme reaction?
40⁰C
50⁰C
60⁰C
70⁰C
All enzymes speed up the rate of chemical reactions by doing this -
increasing how long the substrate and enzyme are attached to one another
decreasing the amount of energy required for the reaction to start.
increasing the temperature or pH at which the reaction can occur.
decreasing the temperature or pH at which the reaction can occur.
Which organelle is responsible for ATP production?
Nucleus
Ribosome
Mitochondria
Chloroplast
The name of the process by which ATP is made is -
Transcription
Cellular Respiration
Homeostasis
Photosynthesis
Which organelle is responsible for producing glucose?
Mitochondria
Chloroplast
Ribosome
Nucleus
What is the name of the process that produces glucose?
Cellular respiration
Osmosis
Photosynthesis
Translation
What form of energy is required to start the process of photosynthesis?
Light energy
Cellular energy
Chemical energy
Thermal energy
What form of energy is ultimately produced as a result of cellular respiration?
Light energy
Hydro energy
Thermal energy
ATP chemical energy
The products of photosynthesis are the _____________________ of cellular respiraiton
catalysts
outputs
reactants
substrates
What is the correct equation for photosynthesis?
6 H2O + 6 CO2 + Sunlight -> C6H12O6 + 6 O2
C6H12O6 + 6 O2 -> 6 H2O + 6 CO2 + ATP
What is the correct equation for cellular respiration?
6 H2O + 6 CO2 + Sunlight -> C6H12O6 + 6 O2
C6H12O6 + 6 O2 -> 6 H2O + 6 CO2 + ATP
Yeast is able to undergo anaerobic respiration to produce ATP. What are the other products formed from this reaction?
Lactic acid and oxygen
CO2 and alcohol
CO2 and water
Glucose and oxygen
Your own muscle cells can produce energy without oxygen during strenuous exercise. This is called ______________________ fermentation
alcohol
lactic acid
aerobic
glucose
The orange circle in this image represents a -
nitrogen base
sugar
phosphate group
nucleus
The sequence of ____________________________ in DNA make up an individual's genetic code.
nitrogen bases
phosphate groups
deoxyribose sugars
chromosomes
Which amino acids will make up the protein that is coded for by the following DNA sequence?
CCATTTGCCTAT
Glycine - Lysine - Serine - Leucine
Leucine - Arginine - Aspartic acid - Histidine
Glycine – Lysine – Arginine - Isoleucine
Proline - Methionine - Lysine - Tyrosine
A DNA triplet reads AGT. What is the mRNA codon that will be transcribed?
AGT
UGG
UCA
TCA
What amino acid does UCA translate for?
Serine
Alanine
Glutamine
Valine
If the triplet AGT undergoes a mutation to TGT, will it produce the same amino acid?
Yes
No
Give an example of a mutation to AGT that would result in the same amino acid?
TGT
AGC
CGT
ACT
One letter changed in this example of a mutation. So, what type of mutation is this?
Insertion
Deletion
Frameshift
Substitution
What process is illustrated here?
DNA replication
Translation
Mitosis
Transcription
What process is shown here?
Translation
Crossing over
Meiosis
Transcription
Which of the following is NOT a difference between DNA and RNA?
RNA contains a different nitrogen base
RNA is single stranded
RNA is a different type of biomolecule
RNA contains a different type of sugar
What is the function of mRNA?
Transport instructions from DNA to ribosomes
Transport amino acids to ribosomes
Form the ribosome
Assemble amino acids into a protein
What is the function of rRNA?
Transport instructions from DNA to ribosomes
Copies down the genetic code
Transport amino acids to the ribosomes
Makes up the ribosomes
What is the function of tRNA?
Transport instructions from DNA to the ribosomes
Assemble amino acids into proteins
Makes up the ribosomes
Transport amino acids to the ribosomes
What is it called when a cell turns off genes it does not need and only activates the genes needed for it's function?
Mitosis
DNA replication
Gene editing
Cell differentiation
What molecule controls cell differentiation?
DNA
RNA
Proteins
Gametes
What kind of cells are produced by meiosis?
Haploid gamete cells
Diploid gamete cells
Diploid somatic cells
Haploid somatic cells
Meiosis undergoes ____ divisions, which results in ______ cells.
2 , 2
1 , 2
1 , 4
2 , 4
In humans gametes contain ____________ chromosomes
46
23
4
2
What process during meiosis results in genetic diversity?
Anaphase
Crossing over
Epigenetics
DNA replication
Which genotype represents homozygous dominant?
TT
Tt
tt
Which genotype represents heterozygous?
TT
Tt
tt
Which genotype represents recessive?
TT
Tt
tt
What do the letters used for traits represent?
Genotype
Phenotype
Words like "green" or "tall" represent the -
genotype
phenotype
What best describe incomplete dominance?
When both alleles are dominant and are fully expressed
When there is more than one allele for a trait
When neither allele is dominant and they blend together
When one allele is hidden by the presence of another allele
Snapdragons are flowers that can be red, white or pink. Cross a red flower (RR) with a white flower (WW). What is the probability for each color of offspring?
100% red, 0% white, 0% pink
25% red, 25% white, 50% pink
75% red, 25% white, 0% pink
0% red, 0% white, 100% pink
What best describes a trait that is co-dominant?
When neither allele is dominant and they blend together
When more than one allele is dominant and they are both fully expressed.
Blood type A is co-dominant to type B. That is why an individual can be type AB. Type O is recessive. Cross an individual that is heterozygous A with an individual that is heterozygous B. There is a _______ chance the offspring will be AB.
0%
25%
50%
100%
Cross an individual that is type AB with an individual that is type O. What are the genotype ratios?
50% Ao : 50% Bo
25% AA : 50% AB : 25% oo
50% AB : 50% oo
100% AB : 0% oo
