Biomedical Science-Unit 1: The Mystery

What is the dependent variable in this graph?

• the type of algae

• the number of days

• algal color

• the ambient temperature

How are complimentary base pairs held together in DNA molecules?

• by phosphate groups

• by magnets

• by the deoxyribose sugar

• through the hydrogen bonding

Which patient has blood type AB?

• patient 2

• patient 4

• patient 3

• patient 1

Which of the following is not usually done at the crime scene?

• blood testing

• photograph

• collect evidence

• sketch

How do DNA fragments move in a gel?

• from positive to negative

• from negative to positive

• from left to right

• from right to left

Which suspect should the police interview for further information?

• suspect 1

• suspect 2

• suspect 3

• crime scene

Where would larger DNA fragments be found on a gel?

• in lane 1

• in lane 4

• near the top of the gel

• near the bottom of the gel

The scale in the figure above would be represented by

• A

• B

• C

• D

Who can donate to someone with AB^- blood?

• A^-

• B^-

• AB^-

• O^-

What is the most visible surface of the cat?

• dorsal

• lateral

• ventral

• proximal