MICROBIO 160 EXAM 2| QUESTIONS AND ANSWERS VERIFIED|
NEWEST UPDATE 2025/2026.
Age is a factor in determining the risk of breast cancer in women carrying
BRAC mutations. Older women with these mutations get less breast cancer.
This is evidence for -CORRECT ANSWER environmental causation
Over the years several large studies have failed to find any health benefit from
taking vitamins or supplements. What can you conclude from these results? -
CORRECT ANSWER Currently there is no experimental evidence for a health
benefit from vitamins and supplements.
Ozone holes and lower average atmospheric ozone levels result in greater risk
for -CORRECT ANSWER
p53 is a protein known as the guardian angel of the genome. It controls passage
through the cell cycle. Many types of cancer cells have mutations in p53. This
allows cancer cells too -CORRECT ANSWER avoid apoptosis
Tamoxifen, is a SERM (Selective Estrogen Receptor Modulator). It was a
preferred treatment for hormone receptor positive _____ cancer. However it was
shown to have the unintended side effect of increase risk of _____ cancer. -
CORRECT ANSWER breast, uterine
Melanoma is a cancer of the cell type that makes proteins that act as -
CORRECT ANSWER sun block
The childhood cancer characterized by tumors of the eye is -CORRECT
ANSWER retinoblastoma
, Hormone replacement therapy was used to lessen the side effects of ______
Instead it led to an increase in _____ cancer. -CORRECT ANSWER
menopause, breast
Cancer causation is a combo of genetics, lifestyle choices, environmental
exposure, and spontaneous random mutation. Which of these factors accounts
for most of cancers? -CORRECT ANSWER lifestyle choices
All of the following can be caused by HPV infection EXCEPT
gential warts, throat cancer, lung cancer, uterine cancer -CORRECT ANSWER
lung cancer
Approximately what percent of breast cancer is strictly inherited -CORRECT
ANSWER < 10%
A randomized double blind study is considered the best way to judge if a
treatment is effective. In this type of trial both doctor and patient are 'blind' to
control for _____ in the patient and ____ in the doctor. -CORRECT ANSWER
placebo effect, bias
The majority of the sexually active population has been exposed to HPV at
some time. Cervical cancer occurs in a ____ of these infections and is ultimately
due to the ability of a virus to ____ its DNA into host cells -CORRECT
ANSWER minority, replicate
Which of the following most accurately states the MOST accurate information
on the use of e-cigarettes -CORRECT ANSWER e-cigarettes safety has yet to
be proven
NEWEST UPDATE 2025/2026.
Age is a factor in determining the risk of breast cancer in women carrying
BRAC mutations. Older women with these mutations get less breast cancer.
This is evidence for -CORRECT ANSWER environmental causation
Over the years several large studies have failed to find any health benefit from
taking vitamins or supplements. What can you conclude from these results? -
CORRECT ANSWER Currently there is no experimental evidence for a health
benefit from vitamins and supplements.
Ozone holes and lower average atmospheric ozone levels result in greater risk
for -CORRECT ANSWER
p53 is a protein known as the guardian angel of the genome. It controls passage
through the cell cycle. Many types of cancer cells have mutations in p53. This
allows cancer cells too -CORRECT ANSWER avoid apoptosis
Tamoxifen, is a SERM (Selective Estrogen Receptor Modulator). It was a
preferred treatment for hormone receptor positive _____ cancer. However it was
shown to have the unintended side effect of increase risk of _____ cancer. -
CORRECT ANSWER breast, uterine
Melanoma is a cancer of the cell type that makes proteins that act as -
CORRECT ANSWER sun block
The childhood cancer characterized by tumors of the eye is -CORRECT
ANSWER retinoblastoma
, Hormone replacement therapy was used to lessen the side effects of ______
Instead it led to an increase in _____ cancer. -CORRECT ANSWER
menopause, breast
Cancer causation is a combo of genetics, lifestyle choices, environmental
exposure, and spontaneous random mutation. Which of these factors accounts
for most of cancers? -CORRECT ANSWER lifestyle choices
All of the following can be caused by HPV infection EXCEPT
gential warts, throat cancer, lung cancer, uterine cancer -CORRECT ANSWER
lung cancer
Approximately what percent of breast cancer is strictly inherited -CORRECT
ANSWER < 10%
A randomized double blind study is considered the best way to judge if a
treatment is effective. In this type of trial both doctor and patient are 'blind' to
control for _____ in the patient and ____ in the doctor. -CORRECT ANSWER
placebo effect, bias
The majority of the sexually active population has been exposed to HPV at
some time. Cervical cancer occurs in a ____ of these infections and is ultimately
due to the ability of a virus to ____ its DNA into host cells -CORRECT
ANSWER minority, replicate
Which of the following most accurately states the MOST accurate information
on the use of e-cigarettes -CORRECT ANSWER e-cigarettes safety has yet to
be proven
