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Class 1
quiz 1 notes
34
Biology
Undergraduate 1
08/25/2013

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Cards

Term
Why is this the most exciting era for biology?
Definition
advances in technology
Term
What is biology?
Definition
the study of life
Term
What are the 7 criteria for "life?"
Definition
1. cells
2. energy(metabolism)
3. reproduction
4. growth/development
5. response to stimulus (for survival)
6. Homeostasis - maintaining order
7. the ability to evolve
Term
cells are ...
Definition
the basic building block of life
Term
DNA
Definition
deoxyribose nucleic acid
Term
DNA contains cellular _____
Definition
instructions
Term
homeostasis -
Definition
"the same, constant state"
Term
_____ evolves over time
Definition
Everything
Term
what can organisms NOT function without?
Definition
energy
Term
to capture use and store energy
Definition
metabolism
Term
what is the chemical formula for glucose?
Definition
C6 H12 O6
Term
C6 H12 O6 ->
Definition
CO2 + H2O
Term
what is a catabolic reaction?
Definition
breaks down
Term
what is an anabolic reaction?
Definition
builds up (anabolic steroids)
Term
Viruses rely on host cells to
Definition
perform life functions
Term
science is latin for . . .
Definition
to know
Term
scientific method steps
Definition
1. observation
2. formation of TESTABLE statement (hypothesis)
3. testing
4. accept/reject hypothesis
Term
does a hypothesis have to be correct?
Definition
no
Term
how many variables should you test at one time?
Definition
only ONE
Term
what is a control?
Definition
doesn't have any variables, but closely resembles variable being tested
Term
what can you always do to an experiment?
Definition
improve it
Term
a scientific theory is NOT
Definition
a possible explanation
Term
a scientific theory IS
Definition
rigorously developed/tested/challenged/reviewed/scrutinized
Term
pH measures . . .
Definition
acidity and basic
Term
acid sol measures amount of
Definition
H+
Term
basic sol measures amount of
Definition
OH-
Term
solute
Definition
what is being dissolved
Term
solvent
Definition
does the dissolving
Term
solution
Definition
combination of solute and solvent
Term
what is the pH of most drinks?
Definition
acids (6.5 and below)
Term
francesco Redi created the first controlled experiment in what year?
Definition
1668
Term
what did Francesco Redi's experiment test?
Definition
if there is such a thing as spontaneous life
Term
living things come from what according to who?
Definition
bio genesis, Francesco Redi
Term
Idea of spontaneous life did not go away until who's experiment?
Definition
Pasteur
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