Bio 211 Lab exam 2 Review questions || Answered Perfectly 100%.
Two sugars that use Benedicts solution as an indicator correct answers maltose and glucose
Hydrolysis of protein substrate by which enzyme? correct answers Trypsin
Hydrolysis of a fat substrate - milk/triglycerides - by which enzyme? correct answers Steapsin,
steapsin is acidic
Hydrolysis of a carb substrate - starch/polysaccharide - is by which enzyme? correct answers
amylase, found in saliva to break down food
Milk + water + phenol red s/p heating= correct answers remains the same, pinkish
Milk + steapsin +phenol red s/p heating= correct answers turns yellow
Starch + water+ iodine correct answers Black/purple
Benidict's Solution is an indicator for the sugars maltose and glucose, What color does the
indicator turn in the presence of Maltose? correct answers green
Benedict's Solution is an indicator for the sugars maltose and glucose, what color does the
indicator turn in the presence of Glucose? correct answers orange
What is used as an indicator for the presence of starch? What color? correct answers iodine, turns
purple
What color does phenol red turn in the presence of an acid? correct answers yellow
, During the Diffusion and Osmosis Lab - what entered into the dialysis tubing and what exited?
correct answers iodine entered, glucose exited
When 20% NaCl is added to an erythrocyte is is considered correct answers hypertonic
What is the reaction of an erythrocyte when 20% NaCl is added? correct answers
crenation/shrivel up
Triglyceride is made up of: correct answers glycerol head and 3 fatty acids, considered fats
Allows some particles to pass through but not others correct answers selectively permeable
membrane
How much energy that is required to counteract the H2O up a straw. correct answers Osmotic
pressure
Osmosis is known as the diffusion of what: correct answers water
Blood cells dont have this correct answers nucleus
Three types of circulation correct answers coronary, pulmonary, systemic
SA Node correct answers pacemaker
Red bone marrow produces your correct answers blood cells
In the heart what valve shuts down or wears out the quickest? correct answers Mitral
Two sugars that use Benedicts solution as an indicator correct answers maltose and glucose
Hydrolysis of protein substrate by which enzyme? correct answers Trypsin
Hydrolysis of a fat substrate - milk/triglycerides - by which enzyme? correct answers Steapsin,
steapsin is acidic
Hydrolysis of a carb substrate - starch/polysaccharide - is by which enzyme? correct answers
amylase, found in saliva to break down food
Milk + water + phenol red s/p heating= correct answers remains the same, pinkish
Milk + steapsin +phenol red s/p heating= correct answers turns yellow
Starch + water+ iodine correct answers Black/purple
Benidict's Solution is an indicator for the sugars maltose and glucose, What color does the
indicator turn in the presence of Maltose? correct answers green
Benedict's Solution is an indicator for the sugars maltose and glucose, what color does the
indicator turn in the presence of Glucose? correct answers orange
What is used as an indicator for the presence of starch? What color? correct answers iodine, turns
purple
What color does phenol red turn in the presence of an acid? correct answers yellow
, During the Diffusion and Osmosis Lab - what entered into the dialysis tubing and what exited?
correct answers iodine entered, glucose exited
When 20% NaCl is added to an erythrocyte is is considered correct answers hypertonic
What is the reaction of an erythrocyte when 20% NaCl is added? correct answers
crenation/shrivel up
Triglyceride is made up of: correct answers glycerol head and 3 fatty acids, considered fats
Allows some particles to pass through but not others correct answers selectively permeable
membrane
How much energy that is required to counteract the H2O up a straw. correct answers Osmotic
pressure
Osmosis is known as the diffusion of what: correct answers water
Blood cells dont have this correct answers nucleus
Three types of circulation correct answers coronary, pulmonary, systemic
SA Node correct answers pacemaker
Red bone marrow produces your correct answers blood cells
In the heart what valve shuts down or wears out the quickest? correct answers Mitral
