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CARS Note cards for MCAT study
Terms in this set (12)
alpha amino acid
an amino acid in which the amino group is bonded to the carbon atom next to the -COOH group
mass of water/L in grams times the percent salt in decimal form all divided by molar mass of NaCl which equals 58g/mol
((1028 x 0.035)/58g/mol)/1L= 0.62M
What is the approximate Molarity of NaCl in ocean water weighing 1.028 kg/L at 3.5% salt and 96.5% water?
The cells will lose water through osmosis when the body tries to restore an isotonic environment.
If a persons blood is made hypertonic what will happen to the body cells?
beta minus emission
A neutron is converted into a proton while emitting an electron in what process?
Lysine (Lys, K)
Amino acid with side chain as follows: 5 sequential methyl groups capped by a positively charged (at Ph < 10) amino group. pKa: 10
Arginine (Arg, R)
Amino acid with side chain as follows: 3 sequential methyl groups followed by a guandinium group. pKa: 12.5
Guandinium group full positive charge at neutral pH
3 NH2 groups attached to a central carbon
Histidine (His, H)
Subtractin the number of sticks (chemical bonds) and dots (lewis electrons) from the number of valence electrons on an atom in a molecule gives you what number?
Formula for torque
any two objects attract each other with a force that depends on their masses and the distance between them
Newtons 3rd law
It exhibits resonance stabilization
The peptide bond that forms the backbone of proteins is especially stable because it:
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