PLTW Biomedical Science Unit 1-3
Benchmark Exam
Experiments should identify the independent and dependent variables, which one does
the scientist control? - Correct Answers -independent
Which chemical indicator would be best for analyzing simple sugars? - Correct Answers
-Benedict's solution
What insulin and glucose levels would you expect to find in uncontrolled type I versus
type II diabetics? - Correct Answers -type 1 would have low insulin and high glucose but
type 2 high insulin and high glucose
In sickle cell disease the nucleotide adenine is mutated to thymine, causing the amino
acid to change from - Correct Answers -glutamine to valine
Aseptic technique assures - Correct Answers -bacteria grows free of contamination
In a slide with purple stained bacteria it would be gram - Correct Answers -positive
Hydrophobic amino acids will_____________ - Correct Answers -curl into themselves
These blood vessels are comprised of strong, muscular walls: - Correct Answers -
arteries
In a pedigree where the circles and squares are filled half in, what type of trait does this
indicate - Correct Answers -recessive
__________is the pressure placed on blood vessels when the ventricles contract and
_________is the pressure on the blood vessel walls as the ventricles relax. - Correct
Answers -systolic/diastolic
Which of the following careers would NOT be a wise choice for someone interested in
death investigation? - Correct Answers -911 operator
Benchmark Exam
Experiments should identify the independent and dependent variables, which one does
the scientist control? - Correct Answers -independent
Which chemical indicator would be best for analyzing simple sugars? - Correct Answers
-Benedict's solution
What insulin and glucose levels would you expect to find in uncontrolled type I versus
type II diabetics? - Correct Answers -type 1 would have low insulin and high glucose but
type 2 high insulin and high glucose
In sickle cell disease the nucleotide adenine is mutated to thymine, causing the amino
acid to change from - Correct Answers -glutamine to valine
Aseptic technique assures - Correct Answers -bacteria grows free of contamination
In a slide with purple stained bacteria it would be gram - Correct Answers -positive
Hydrophobic amino acids will_____________ - Correct Answers -curl into themselves
These blood vessels are comprised of strong, muscular walls: - Correct Answers -
arteries
In a pedigree where the circles and squares are filled half in, what type of trait does this
indicate - Correct Answers -recessive
__________is the pressure placed on blood vessels when the ventricles contract and
_________is the pressure on the blood vessel walls as the ventricles relax. - Correct
Answers -systolic/diastolic
Which of the following careers would NOT be a wise choice for someone interested in
death investigation? - Correct Answers -911 operator
