LiceoScientificoParitario“R.Bruni”
Padova,loc.PontediBrenta,26/04/2017-AS2016/2017
simulazioneIIIProva–Scienzenaturali
ClasseVsez.U
Cognomeenome______________________________
1. Maltosioecellobiosiosonoduedisaccaridichederivanodallaparzialescomposizionediamidoe
cellulosa.Riportaleformuledistrutturadeimonomerichelicompongonomettendoinevidenzaleloro
differenzestrutturali.Comequestosievidenziapoinellastrutturadeidisaccaridi?Checonseguenze
puòaverequestadifferenza?
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2. L’emoglobinaèunaproteinaconiugataastrutturaquaternaria.Spiegaquestaaffermazioneindicando
inoltrelafunzionedellamolecolaall’internodelcorpoumano.
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3. La variazione della temperatura atmosferica nell’ultimo secolo sembra avere una relazione ormai
confermataconlaproduzionedigasserralegatialleattivitàantropiche;allostessotempolevariazioni
delle condizioni climatiche nel corso delle ere geologiche sono spiegabili anche con cause naturali.
Riporta almeno un paio di fenomeni che possano avere una connessione con la variazione di
temperaturaespiegali.
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