Detailed notes of everything you need to know for the IB Biology Course. Topics 2,7 and 8 are covered with colourful diagrams and explanations. Also suitable for AP and A Level biology.
Molecular
biology explains living processes in terms of chemical substances involved
-
the structure of DNA was discovered in 1953
relationships between genes and the
polypeptides they generate is at the heart of this scienc
-
-DNA makes RNA, RNA makes protein
-
Molecular
biology is the study of the molecular basis of biological activity in cells
Carbon
the 15th most abundant element
forms the backbone of every molecule
-
organic
they form covalent bands and
they very stable
-
a re
-
has I outer electrons
-
the result of these properties is a almost infinite number of diff possible molecules
Carbohydrates
-
Contain (, H and D
organic compound consisting of one or more simple sugars
-
monomers follow the
general basic formula of CH20) x
-monomers are
commonly ring shaped molecules
, Lipids
Contain CM0
that insoluble in water butsoluble in
·group of organic molecules a re non-polar
solvents
organic
Common lipids include triglycerides, phospholipids and steroids
-
the common lipid triglycerides, phospholipids and steroids be
distinguished in molecu
·
can
diagrams
Proteins
Contain C, M, O, N and sometimes s
·
large organic compounds made amino acids
of arranged into
on e or linear chains
·
more
Nucleic Acids
Contain C, H, 0, N, P
-
chairs of
sub-units called nucleotides
-
consist
of base. sugar and phosphate
1
, Molecules to learn
CH, OH
3
R
Cresidue)
H
0
H C5 O & .
=
N c-c
"alpha
H -
2 On C. glucose I -OM
n
M
Y N
OM
L -
NO C
3
22 crino acid
M One group
Hexose-6c amino acid
3
CHcOM
C
O On
H M
beta glucose
'n
C On M
HO
c
C
ON
H
HO
or S
2Hz
O
4
in in ribose
monosaccharide
one
25 M100g
3
H
H com
M con glycerol
H 2 On
Cy4803
H
Sohe his s
O
N
fatty and
C
on
40
crepeating
carboxylic
group
hydrocarbon
tail
CH,(CM2)nCOOM
=0
(My -
(CM)n -
C
Or
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