This topic is from Biochemistry subject. It includes Important terms related to organization of matter.

1. BY, MS.PRIYANKA GOHIL
M.Sc. (N) OBG,
PhD Scholar,
MBNC

2. Anything that occupies space and has
mass.
Matter having definite shape and
volume
Matter having definite volume but not
shape.

3. Matter having neither a definite shape
or volume.
Simplest form of a pure substance with
definite chemical and physical
properties cannot be split into a
simpler substance by ordinary physical
and chemical means.

4. The basic building block of each
element that retains the properties of
the element.
An atom with a positive or negative
charge because of loss or gain of
electrons respectively.

5. Combination of two or more atoms due
to sharing of electrons between them.
A substance that contains atoms of two
or more different elements.
Forces that hold together the atoms of a
molecule or a compound.

6. It occurs when new bonds form or old
bonds break between atoms.
An inorganic substance that dissociates
into ions in solution.
Dangerous swelling of cells due to
excess of water in body (fluids).

7. Correct proportion of water and solutes in
various compartments of the body.
Intra cellular fluid, fluid inside the cells.
Extracellular fluid, fluid ouside the cells
which includes interstitial fluid, blood
plasma and lymph, cerebrospinal
fluid,etc.

8. The negative log of the hydrogen ion
concentration in a solution.
Proton donors in solutions.
Proton acceptors in solutions.

9. The tendency of a solution to resist a
change in pH following addition of a
strong acid or base more effectively
than an equal volume of water.