$Saccharomyces\, cerevisiae$ is used in the production of......

When a wave traverses a medium,the displacement of a particle located at $x$ at a time $t$ is given by $y = a \sin (bt - cx)$,where $a, b,$ and $c$ are constants of the wave. Which of the following is a quantity with dimensions?

The degree and order of the differential equation of the family of all parabolas whose axis is the $x$-axis,are respectively

For which one of the following elements,the $M^{3+} \mid M^{2+}$ standard electrode potential is more positive?

Which of the following hormones is used to induce callus formation from shoot tips?

In a hydrogen-like atom,an electron makes a transition from an energy level with quantum number $n$ to another with quantum number $(n - 1)$. If $n >> 1$,the frequency of the emitted radiation is proportional to: