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AS level biology
Biology olympiad
Diseases
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Cards (62)
What bacterium causes Tuberculosis (TB)?
Mycobacterium tuberculosis
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What are the primary symptoms of Tuberculosis (TB)?
Coughing,
weight loss
, and fatigue
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How is Tuberculosis (TB) primarily spread?
Via
airborne
droplets
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What organism causes Malaria?
Plasmodium
species
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How is Malaria transmitted?
By
Anopheles
mosquitoes
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What are the symptoms of Malaria?
Fever, chills, and
anemia
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What cells are affected by Malaria?
Red blood cells
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What virus causes HIV/AIDS?
Human Immunodeficiency Virus
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What does HIV attack in the body?
The
immune system
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How is HIV spread?
Through blood, sexual contact, and
mother to child
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What viruses cause Influenza?
Influenza
viruses
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What are common symptoms of Influenza?
Fever
,
muscle aches
, and respiratory symptoms
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Who is at risk for severe complications from Influenza?
The
elderly
and immunocompromised
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What bacterium causes Cholera?
Vibrio cholerae
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What are the symptoms of Cholera?
Severe
diarrhea
,
dehydration
, and
electrolyte imbalance
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How is Cholera spread?
Through
contaminated
water and food
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What are the types of Hepatitis?
A
,
B
,
C
,
D
,
E
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What organ does Hepatitis affect?
The
liver
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What are common symptoms of Hepatitis?
Jaundice
,
fatigue
, and potential
liver failure
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What virus causes COVID-19?
SARS-CoV-2
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What system does COVID-19 primarily affect?
The
respiratory system
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What are the symptoms of COVID-19?
Symptoms range from mild to severe
pneumonia
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How is COVID-19 spread?
Through
respiratory
droplets
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What bacterium causes Typhoid fever?
Salmonella
typhi
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What are the symptoms of Typhoid fever?
Fever,
abdominal
pain, and diarrhea
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How is Typhoid fever spread?
Through
contaminated
food or water
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What genetic disorder is caused by mutations in the CFTR gene?
Cystic Fibrosis
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What does Cystic Fibrosis lead to?
Thick mucus
production
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How is Cystic Fibrosis inherited?
In an
autosomal recessive
pattern
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What genetic mutation causes Sickle Cell Anemia?
Mutation in the
hemoglobin gene
(
HBB
)
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What does Sickle Cell Anemia result in?
Misshaped
red blood cells
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How is Sickle Cell Anemia inherited?
In an
autosomal recessive
pattern
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What genetic condition is associated with an extra copy of chromosome 21?
Down Syndrome
(
Trisomy 21
)
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What are the effects of Down Syndrome?
Developmental
delays and
intellectual
disability
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What genetic disorder is caused by a mutation in the HTT gene?
Huntington’s
Disease
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What does Huntington’s Disease lead to?
Progressive
neurodegeneration
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How is Huntington’s Disease inherited?
In an
autosomal dominant
pattern
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What causes Hemophilia?
Mutations in
genes
for
clotting factors
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What is the result of Hemophilia?
Inability to form
blood clots
properly
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How is Hemophilia inherited?
In an
X-linked
recessive
pattern
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