Biol%151%Quiz%11/7/14%%%R.%Phillis%%[Problem%one]%%Given%these%data%on%the%formation%of%Product%over%time%of%several%reactions%started%with%the%same%amount%of%enzyme,%but%differing%amounts%of%substrate:%%%Which%of%the%following%are%true?%T1.%%Drug%A%increases%Vmax%compared%to%Drug%B.%T2.%%Enzyme%with%Drug%A%present%reaches%saturation%at%a%higher%[substrate].%%T3.%%Km%of%the%enzyme%when%Drug%B%is%present%is%lower%than%when%Drug%A%is%present.%T4.%%Drug%B%causes%the%enzyme%to%have%a%higher%affinity%for%the%substrate%than%Drug%A.%%Given%the%following%graph%drug%treatments%of%an%enzyme:%%[Problem%two]%%At%which%concentration%is%the%enzyme%with%both%Drugs%saturated?%F5.%%10%F6.%%100%T7.%%200%%[Problem%three]Which%drug%decreases%enzyme%affinity%compared%to%no%drug?%T8.%%Drug%A%F9.%%Drug%B%%[Problem%four]%%Which%[Substrate]%could%a%patient%have%so%that%both%drugs%would%be%effective%at%reducing%enzyme%rate?%F10.%%10%T11.%100%F12.%%200%%%%%Given%the%following%two%reactions:%%13.%%Which%reaction%is%endergonic?%a.%%the%one%on%the%left%*b.%%the%one%on%the%right%%Given%these%two%12Ycarbon%compounds:%%%14.%%Which%is%more%reduced?%a.%%Sucrose%*b.%%Lauric%acid.%%15.%%Which%compound%contains%more%stored%energy?%a.%%Sucrose%*b.%%Lauric%acid