1
.
In
lac
operon
,
i
-
gene
codes
for
the
____________________
.
2
.
The
y
gene
codes
for
____________________
.
3
.
HGP
was
closely
associated
with
the
rapid
development
of
a
new
area
in
biology
called
____________________
.
4
.
Chromosome
____________________
has
most
genes
(
2968
)
and
the
____________________
has
the
fewest
(
231
)
.
5
.
In
HGP
,
the
commonly
used
hosts
were
____________________
(
____________________
)
and
____________________
(
____________________
)
.
