Biology Test 1
Card Set Information
Biology Test 1
biology test uco
biology exam one uco sarah
What is a law?
generalizations about what has happened and what we expect
What is a theory
explanations of observations that cannot be fully explanied
What is a problem statement?
The form of a question which arise through observation
What is a control group?
A group that doesn't get tested with the independent variable.
Why is a control group used?
It is the source of comparision for the expieriment
What is the testable statement in an experiment?
What is an expirimental variable? where is it on a graph?
the group/thing being changed. it is the indepenet vairable as well and is graphed on the x-axis
How is the conclusion formed?
sample size-number of people in the expierement.
gain condifence in the conclusion if the expierement is tested several times
What is the basic unit of all living things?
What is metabolisim
biochemical reations that aquiire & use energy
What are the characterisistics of life?
2) energy use & metabolisim
3) matenince of internal consistency
4) reproduction, growth, & devolpment
5) Irratibility & adaptation
What is homeostatis?
natural things done in the body
What is matter?
anything that has mass and takes up space
What is a polar molecule?
molecule in which electrons are shared unevenly between atoms causing a slight charge
How does a polar molecule relate to hydrogen bonding?
hydrogen bonds are polar bonds
Chorine has an atmoic number of 17 and an atmoic mass of 35. How many protons, nuetrons, and electrions does it have?
What are the charges of each of the subatomic particles?
Where is each subatomic particle found?
What is an isotope
What is the pH scale?
What range of the pH scale is acidic?
What range of the pH scale is basic?
What are the four elements most common in living organisims?
Protiens are made up of amino acids, how many are there?
When polymers form, a water is realised, what is this proccess called?
What are the parts of a solution?
When water dissocitates, what ions are formed?
What is an enzyme?
What is a polymer
How many bonds does carbon have?
What are the macromolecules and what are the subunits of each?
What is the difference between a saturated and an unsaturated fat?
What is the cell membrane made of and how does it function in the cell?