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YDT • İngilizce 3. ADIM • 1. DENEME

60. Those who are not accustomed to higher altitudes,
59. - 63. sorularda, boş bırakılan yere, parçada anlam
bütünlüğünü sağlamak için getirilebilecek cümleyi such as people who live in flatlands, may suffer
bulunuz. from altitude sickness if they abruptly travel to
a location that is 2,400 metres or higher. Acute
59. When the DNA molecule was first discovered, its
mountain sickness, a symptom of altitude sickness,
nucleic acid code was widely regarded as the first
is caused by a lack of oxygen in the high-altitude
and last step in the inheritance of traits. It is now
air. It is also possible to have high-altitude oedema,
known that the chemical markings bonded to
another symptom of altitude sickness, to varying
crucial parts of a genetic sequence not only alter the
degrees, depending on how high you are climbing.
way genes are read but can also adapt in response
A higher incidence of illness or death could occur
to different environmental conditions. ---- This
among those who already suffer from a certain
concept, known as transgenerational epigenetic
medical condition. ----
inheritance, suggests a potential pathway by which
parents’ health, lifestyle, or environmental factors A) The upper limit is about 5,000 metres, as your body
can have lasting effects on their children’s health cannot acclimatise to altitudes higher than that and
and development. the lack of oxygen that comes with travelling to
these altitudes.
A) However, there is still considerable debate over the
B) Aside from those who are taking drugs to alleviate
specific traits that genes control.
altitude sickness, the only other way to prevent it is
B) More than that, they might be passed down from
through physical effort.
one generation to the next.
C) However, it is entirely avoidable if you take basic
C) Moreover, the DNA’s ability to adjust and conform
precautions like slowly ascending to higher altitudes
shows that genes are not set in stone.
and slowly decreasing the amount of oxygen you
D) Therefore, it is becoming clear that genes are not a breathe in.
fixed ‘blueprint’ for an organism.
D) This can manifest as nosebleeds, headaches, and
E) Given that, it may turn out that genes have less to do a worsening of the symptoms of acute mountain
with determining human character than previously sickness or even loss of consciousness.
thought.
E) At higher elevations, some physical symptoms
of high altitude are enhanced; however, higher
altitudes also confer some benefits, like a good
night’s sleep and plenty of fresh air.

12. SINIF 27 Diğer sayfaya geçiniz.