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DNA & Cancer
CarcinogensTypes Of
CancerStem cells empty
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What do we call a lump of cancer cells?
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a tumor
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Cancer is when this happens too quickly
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cell division (mitosis)
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What we call mistakes in DNA that
can lead to cancer
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mutations
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Which is the harmfulType of tumor that
can spread? a) Benign
b) malignantc) inflammation
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malignant
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Dr. Folkman did an experimentWith the cornea from an eyeHe found that angiogenesis Happens with a cancerous
Tumor. What does this mean?
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Angeogenesis means new bloodVessels will grow to “feed”
The tumor.
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What is a carcinogen?
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Anything that changes DNAand causes cancer
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What is the number onecarcinogen in Canada?
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Tobacco Smoke
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Some cancers are“genetic”. What does
This mean?
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Genetic means passed down From one generation to another
(a family history)
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What does the term “second hand smoke”
mean?
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Second hand smoke meansYou are breathing in smoke
From other people’s cigarettesBut YOU are not actually
smoking
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Daily DoubleDaily DoubleBesides tobacco smoke,
Give 3 other carcinogens.
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Daily Double!!!Daily Double!!!Viruses
Food choicesAlcoholSunlightVirusesSTDs
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What is a gland?
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An organ in your body thatmakes chemicals like hormones
and sweat and oils
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What is the job of bone marrow?
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makes new blood cells
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Leukemia is a cancerthat effects the white blood cells. What do white blood cells do?
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Fight off infection and diseases
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The eye
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Where does the cancer “Retino-
blastoma” effect?
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skin
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Where does the cancer “Melanoma”
effect?
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The early stages of a baby - after the egg
and sperm have come together
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What is an embryo?
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Attaches the babyto the mother inside so
baby gets nutrients from the mother
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What does the umbilical cord do?
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They can divide and become any type of
cell
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What is so special about stem cells?
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When an egg and a sperm are put
together in the lab, then put back into the woman so she
might be able to have a baby
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What is IVF (invitrofertilization)?
What is one reason people want to use
stem cells? & What is one reason some people think it is
wrong?
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Good: Could help cure diseases, help people who are paralyzed ************** Bad:
some people think it is wrong to use cells that
could eventually become a human
baby
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electrons
Give an example of a good conductor
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Copper metal
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What are the main parts inside
a battery?
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Electrolyte and anode (-) and cathode (+)
metal pieces
Give 2 examples of loads
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Light bulb and motor
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Name 3 forms of renewable energy
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Hydro, Solar, Geothermal, wind
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