chemistry for biology
biological molecules
origins of life and cell structure
biological membrane
100
This is a polar or nonpolar molecule.
Is this a polar molecule?
100
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How many water molecules will be formed/are needed to break this polysacchride?
What is two water molecules?
100
What type of cell has a cell wall and why does it have one?
What is a plant cell and structural support?
100
Which direction will the solutes flow?
What is to from high to low?
200
What type of bond exists between the O and the H?
Is this a polar covalent bond?
200
What level of protein structure is this?
What is 2nd degree structure?
200
What domain of life has peptidoglycan cell membranes?
What is bacteria?
200
What is the difference between active and passive transport?
What is active moves against the concentration gradient and passive moves along it?
300
Draw a hydrogen bond.
(H is connected by dotted line to an o of another water molecule)
300
What level of protein structure is this?
What is quaternary structure?
300
What is the first endosymbiosis event?
Aerobic bacterium evolves to become mitochondrion
300
How does the fluidity of the membrane change at higher temperatures?
What is it becomes more fluid?
400
Name five key physical properties of water
What is high specific heat capacity, high heat of vaporization, cohesion/adhesion, and solvent properties?
400
What type of fatty acid is this?
What is unsaturated fatty acid?
400
What is the second endosymbiosis event?
Photosynthetic bacterium evolves to become chloroplast
400
How would you described the structure of a peptidoglycan cell wall? 
What is hard and rigid?
500
Draw a salt dissolved in water. What is this an example of?
Cl surrounded by hydrogens of other water molecules, Na surrounded by oxygen of other water molecules. What is Ion-dipole interactions?
500
What are the components of an amino acid? (Hint: four things)
What is amino group, alpha carbon, carboxyl group, and R group?
500
Given the major function of a particular specialized eukaryotic cell, for example
macrophages or lymphocytes, predict the relative abundance and distribution of its
various organelles.
What is lymphocytes need lots of mitochondria and macrophages need lots of lysosomes?
500
At what is the action potential depolarized and hyperpolarized? How is it propagated?
What is depolarized at the peak, hyperpolarized at the lowest point? What is propagated by a wave of depolarization?