Bio Lab EXAM Questions Flashcards
Scientists measure the ___ variable in response to experimental control.
Dependent (y-axis)
A scientific hypothesis can be ___ based on the results from one experiment.
Supported or Rejected
The ___ variable that scientists manipulate during an experiment.
Independent (x-axis)
The ___ variables are kept constant during the course of the whole experiment.
Controlled
The independent variable that is omitted or held at a standard value for the group.
Control Group
The value that is set for the independent variable.
Level of Treatment
True or False? Continuous data should be plotted on a bar graph?
FALSE
True or False? The independent variable is graphed on the x-axis?
TRUE
Which section of a research article would contain the following: “The samples were incubated at 80C for 30 min.”
Methods and Materials
Graphs are found in the ___ section of a research article.
Results
The enzyme amylase ___.
Converts starch into maltose
HOW TO REMEMBER
A for amylase, M for maltose: AMylase
___ are biological catalysts that speed up chemical reactions without being used up or altered.
Enzymes
___ is used to detect the presence of starch.
I2KI (iodine reagent)
___ inhibition can be reversed by increasing the concentration.
Competitive
True or False? Noncompetitive inhibitors bind to the active site.
FALSE
