Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
20 Cards in this Set
- Front
- Back
|
scientific method
|
explain some phenomenon
|
|
|
capacity to do work
|
energy
|
|
|
moving something
|
work
|
|
|
energy that can do work in a system
|
free energy
not a constant ex:gas in a car today vs same gas in an old model T |
|
|
What does DNA do?
|
makes proteins
|
|
|
What do proteins do?
|
everything
|
|
|
response to stimuli
|
irritability
|
|
|
to get bigger
|
growth
|
|
|
to make a new generation of cells or organisms
|
reproduction
|
|
|
movement attributed to the cytoskeleton at the cellular level, muscle and nerve in animals provide coordination
|
locomotion
|
|
|
the sum of all the chemical reactions occurring in an organism
|
metabolism
|
|
|
differences in electrolyte concentrations result in all cells having "charged" membranes
|
membrane potential
|
|
|
all life forms utilize DNA and RNA to ensure that they can produce the proteins that direct life
|
Nucleic acid
|
|
|
characteristics of life
|
irritability
growth reproduction locomotion metabolism membrane potential nucleic acid proteins |
|
|
physiology
|
Using chemistry and physics to study biological phenomena
|
|
|
How does protein do everything?
|
change in shape at the drop of a hat. PH, temp, binding, remove, electromagnetic field, radiation, etc.
|
|
|
Levels of organization
|
sammoctosopceb
sub-atomic particles atoms molecules membranes organells cells tissues organs systems organism population community ecosystem biosphere |
|
|
homeostasis
|
keeping things within parameters, such as PH, temp, etc
|
|
|
positive feedback
|
immune system produces more antibodies so feedback goes higher
|
|
|
negative feedback
|
get warm so sweat, dehydrated get thirsty, as it goes higher result goes lower.
|
