Exam 1 Flashcards
The conversion factor within metric system
10
The metric unit for temperature
Celsius
system of measurement used worldwide
Metric System
Water will freeze at ____ •C
0!
Water will boil at _____ •C
100
What is the function of the ocular?
Magnification
What is the function of the coarse adjustable focus?
to provide a rough focus
What is the function of the fine adjustable lens?
To provide sharp focus
A Testable explanation for biological phenomena is
A hypothesis
In a controlled experiment, what is the manipulated group of individuals?
experimental group
In a controlled experiment, which group has not been manipulated and serves as a standard of comparison?
The control group
What variable is selected to differ between the control group and the experimental group?
Independent variable
example : Independent - Caffeine
Dependent - Heart rate
What variable includes data and is being analyzed throughout the experiment?
The Dependent Variable
example : Independent - Caffeine
Dependent - Heart rate
if something is an Organic Macromolecule, _______ must be found within it.
Carbon
The building blocks of a larger chemical or molecule are…
Monomers
What chemical is smaller? Fatty acid or triglyceride
Fatty Acids
Fatty acids are smaller than triglycerides
True
Because Triglycerides have 3 fatty acids chains, they are said to be smaller than fatty acids
False. Fatty acids are smaller than triglycerides
When two monomers are bonded together, what substances is formed in the process?
Water
True or False? A substance is Blue after being exposed to Benedict’s solution which means that the substance contains glucose.
False. Blue is negative test and Orange is negative test.
What is a positive test for Blurets?
Purple or pink
A solution is blue after being exposed to Idoine. This means that the test is positive for starch.
True
What solution tests for lipids?
Sudan solution
what solution test for proteins?
blurets
