If a plant species has $8$ chromosomes in its synergid cells,how many chromosomes will be present in its endosperm?

The slopes of the focal chords of the parabola $y^2=32x$,which are tangents to the circle $x^2+y^2=4$,are

The ensheathing of muscles is called:

$ACTH$ is secreted by

Which of the following is an emulsifier?

The equivalent resistance of a series combination of two resistors is $s$. When they are connected in parallel,the equivalent resistance is $p$. If $s = np$,then the minimum value for $n$ is (Round off to the nearest integer).