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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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