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WorksheetsFinal Exam Review Quiz
Total questions: 49
Worksheet time: 30mins
What process is represented by the creation of two daughter cells containing identical copies of DNA?
Cell differentiation
Cell division
Stem cells
Specialized cell
What type of cell is created through the expression of epithelial-specific genes?
Stem cells
Neuron
Epithelial cell
Specialized cell
How does cell differentiation contribute to the single becoming a multicellular organism?
By creating identical copies of DNA
By producing unspecialized cells
By forming specialized cells with specific functions
By maintaining the single-cell state
What are the two main causes of cancer at the molecular level?
Hereditary and environmental carcinogenic agents
Viral infections and bacterial infections
Poor diet and lack of exercise
Excessive sunlight and pollution
What happens to a cell during normal cell division if it is damaged?
It continues to divide
It undergoes apoptosis (cell death)
It becomes cancerous
It repairs itself
What is the result of a mutated tumor-suppressor gene?
Normal cell growth
Loss of growth control
Increased cell death
Decreased cell division
Which of the following is NOT a characteristic of cancer cells?
Evading apoptosis
Insensitivity to anti-growth signals
Limited replicative potential
Sustained angiogenesis
What is the relationship between DNA, RNA and proteins?
The genetic code determines the amino acids that make up a protein
Proteins are made up of DNA
RNA will code for DNA and that creates proteins
They are all in living things
If there is a change in the DNA, it can have an impact on the protein...
shape
size
spiciness
color
Protein shape has a direct impact on its _________________.
color
function
shape
size
Changes in DNA, which can lead to changes in protein shape can cause....(multiple correct answers)
health issues
sickle cell anemia
lactose intolerance
proteins to not work
What causes sickle cell anemia?
A. A bacterial infection
B. A genetic mutation in the DNA sequence
C. A viral infection
D. A deficiency in iron
What is the shape of healthy red blood cells?
A. Spherical
B. Crescent-shaped
C. Donut-shaped
D. Irregular
What is the genotype of individuals who are homozygous for the normal hemoglobin allele?
A. AA
B. SA
C. SS
D. AS
What is the phenotype of individuals with the genotype SS?
A. No Sickle Cell
B. Has Sickle Cell trait (carries the trait)
C. Has Sickle Cell disease
D. Normal red blood cells
What is the genotype of individuals who are heterozygous for the sickle cell allele?
A. AA
B. SA
C. SS
D. AS
What happens to sickled red blood cells in low-oxygen environments?
A. They become more elastic
B. They become sticky and tend to clump together
C. They become spherical
D. They dissolve
Figure 1. Sickled Red Blood Cells
A. Healthy (panel 1) and sickle cell (panel 2) red blood cells
B. Healthy cells are shaped like donuts or inner tubes
C. Sickle cells are shriveled and sticky
D. Sickle cell anemia takes its name from an old fashioned farming tool called a sickle
What genetic condition does Sarah have?
Malaria
Sickle cell trait
Sickle cell anemia
Hemophilia
What illness was Joseph diagnosed with?
Sickle cell anemia
Sickle cell trait
Malaria
Hemophilia
What is the inheritance pattern of sickle cell anemia?
Autosomal dominant
Autosomal recessive
X-linked dominant
Y-linked recessive
What is the genotype of Joseph for the sickle cell trait?
AA
AS
SS
SA
What can cause people with sickle cell trait to feel ill, according to Sarah's doctor?
Overhydration
Dehydration
Excessive exercise
High altitude
What is the main difference between sickle cell trait and sickle cell anemia?
Sickle cell trait is dominant, sickle cell anemia is recessive
Sickle cell trait has one allele, sickle cell anemia has two alleles
Sickle cell trait affects red blood cells, sickle cell anemia does not
Sickle cell trait is found on the X chromosome, sickle cell anemia is not
What is the primary method of transmission for malaria?
Airborne
Genetic
Mosquito-borne
Direct contact
How can I determine the mode of inheritance for a pedigree? Multiple are correct!
Look for father to son transmission
See if anyone has the trait
Is there mother to son transmission
Does the trait skip a generation
What is the mode of inheritance?
Autosomal dominant
Autosomal recessive
Sex-linked dominant
Sex-linked recessive
What pattern do you see in the frequency of light moths vs dark moths from the year 1800 - 2000?
The frequency of light moths increased while the frequency of dark moths decreased.
The frequency of dark moths increased while the frequency of light moths decreased.
Both light and dark moth frequencies remained constant.
Both light and dark moth frequencies increased.
What pattern do you see in the frequency of furless rabbits vs rabbits with fur over 10 generations?
The frequency of furless rabbits increased while the frequency of rabbits with fur decreased.
The frequency of rabbits with fur increased while the frequency of furless rabbits decreased.
Both furless rabbits and rabbits with fur frequencies remained constant.
Both furless rabbits and rabbits with fur frequencies increased.
How does the environment impact the change of organism traits over time?
The environment has no impact on the change of organism traits.
The environment causes random changes in organism traits.
The environment can favor certain traits, leading to changes in their frequency over time.
The environment only impacts the physical traits of organisms.
Who is more closely related?
angel fish and frog
crocodile and platypus
kangaroo and elephant
they are all equally related
What is the RNA transcription of the following DNA sequence: GATACCG
CGGTATC
CTATGGC
CUAUGGC
CGGUAUC
Create a zygote, combine sperm and egg
(a)
If two alleles are the same, both upper case or lower case.
(a)
Two alleles are different, one upper and one loser case
(a)
How are cancer cells different from normal cells?
Ignore cell signals to slow division
Ignore apoptosis(cell death)
Pull resources from healthy tissue (angiogenesis)
All are true
Choose the testable question
Why do elephants have tusks?
How do bees buzz?
If a bird sings, are they happy?
If a spider builds a larger web, will they catch more flies?
If fish have a thinner body, what is the impact on how far they can swim upstream?
IV: color of fish
IV: how far they can swim
IV: body size
IV: stream length
-Time to water (every 8hrs)
-Amount of water (10mL)
-Amount of seeds (3)
This type of variable is called (a)
Which of the following is NOT a type of evidence for evolution?
Living environment
DNA
Skeletal structures
Vestigial Structures
A pedigree has the trait present in every generation. The mode of inheritance is most likely..
(a)
A pedigree is drawn and the trait skips the 2nd and 4th generation. It is likely the inheritance pattern is...
(a)
On a pedigree you notice that there must be father to son transmission even though the trait skips a generation... the inheritance pattern is:
(a)
Inheritance Pattern: Both traits are represented, there is no blending of traits.
(a)
Inheritance pattern: Trait is found on the X chromosome only, there is no father to son transission
(a)
In snap dragons, flowers can be white, red or pink. This is an example of...
Mendelian dominance
Codominance
Incomplete dominance
Polygenics
