Red (RR) flowered plant of Mirabilis is crossed with white (rr) flowered plant. All the offsprings in $\mathrm{F}_1$ generation are pink ( Rr ). This is an indication that the ' R ' gene is __________
co-dominant
recessive
incompletely dominant
linked
While describing the dynamics of growth in plants, Relative Growth Rate (RGR) is determined by the following formula.
$\mathrm{RGR}=\frac{\mathrm{dn}}{\mathrm{dt}}$
$\mathrm{RGR}=\frac{\mathrm{dt}}{\mathrm{dn}}$
$\mathrm{RGR}=\frac{\mathrm{n}}{\mathrm{AGR}}$
$\mathrm{RGR}=\frac{\mathrm{AGR}}{\mathrm{n}}$
Following are modern techniques used to protect endangered species EXCEPT _________
tissue culture
cryopreservation of gametes
seed banks
in vitro fertilization of eggs
Reason for introducing vaccine into the body is ___________.
to stimulate the formation of antibody.
to suppress allergic reactions.
to differentiate different T lymphocytes.
to immobilise engulfed phagocytes.
MHT CET (Biology) Papers
All year-wise previous year question papers