In angiosperms,the functional megaspore develops into which of the following?

If $x$ is real, then the minimum value of $\frac{x^2-x+1}{x^2+x+1}$ is

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

When electric current is passed through acidified water for $1930 \ s$,$1120 \ mL$ of $H_2$ gas is collected (at $STP$) at the cathode. What is the current passed in amperes?

What is the entropy change in $J K^{-1}$ during the melting of $27.3 \ g$ of ice at $0^{\circ} C$? (Latent heat of fusion of ice $= 330 \ J g^{-1}$)

One of the synthetic auxin is