In which of the following plants can hybrid embryos be obtained?

Name any genetically modified crop.

In plant cells,mutation can be induced by which of the following?

Which part of the tobacco plant is infected by $Meloidogyne \ incognita$?

Given below are two statements:
Statement $I$: $Bt$ toxins are insect group specific and coded by a gene $cry$ $IAc$.
Statement $II$: $Bt$ toxin exists as inactive protoxin in $B. \text{ thuringiensis}$. However, after ingestion by the insect, the inactive protoxin gets converted into active form due to alkaline $pH$ of the insect gut.
In the light of the above statements, choose the correct answer from the options given below:

All the following statements are correct for $Bt$ toxin,but one is wrong. Which one is wrong?