Biochemistry

Random Science or definition Quiz

Can you name the definitions of the chemistry terms?

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definitions Example
What is the normal pH level in humans?
Diffusion of water through a selectively permeable membrane from a region of higher concentration to lower concentration
The stronger the acid, the lower the______.
side effect of acidosis
What donates a proton
What does not completely dissociate in water
A weak bond formed between hydrogen atoms
When water absorbs and releases large amounts of heat slowly before temperature changes. Ex: in order to evaporate it takes a lot of energy so it has a _________.
When a molecule is easily dissolved in water. i.e; water loving
The sharing of electrons between atoms
what rapidly and completely dissociates in aqueous solutions?
What represents the effects of osmotic solutions on cells?
a negatively charged ion, more electrons than protons
Ionic interactions in biological molecules
Pressure required to stop the net flow of water across the membrane
When a molecule does not dissolve in water easily. i.e water fearing
Intracellular Fluid Compartment (ICF)
The stronger the acid.....
when a persons pH level is above 7.8
a pH level of 13 is
When a molecule contains both polar and nonpolar groupsmicelle, phospholipid
definitions Example
Solution that has a higher solute concentration relative to the cell, cell will crenate
What accepts a proton
When a persons pH level is below 7.0
Side effect of alkalosis
Covalently bonded molecules that share electrons equallyH2
Extracellular Fluid Compartment (ECF)
Solution has lower solute concentration relative to cell, cell will swell
The capacity/ability of a solvent to reduce attractive forces between ions
Solution has same solute concentration relative to the cell
Covalently bonded molecules do not share electrons equallyH20
The stronger the acid....
What is the purpose of a buffer?
a positively charged ion, more protons than electrons
Atoms that have lost or gained electrons
What equation describes the dissociation characteristics of weak acids and bases and the effect oh pH?
The stronger the acid....the larger the_____.
As the hydrogen ion concentration increases....
The neutral pH level
the acidity and alkalinity is based on the _____
A large amount of heat is required to convert water from a liquid to a gas.
What type of molecule demonstrates hydrogen bonding?

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