Question

A black colour dog was crossed with a white colour dog all the offsprings were black, wht do u infer and write the genotype of the oreantak generaltion.

Answer 1

the reproduction is gametical reproduction ...
And the both colour accepthed by offspring ,
and also only one colour .....

Answer 2

this means that it was a cross between F1 that is first felial generation.As in first generation the recessive traits do not express itself while it expresses itself in the second generation.
genotype is that the traits of black colour dog are dominant over the traits of white coloured dogs.The genes are of colour which are exchanged during cross.

hope it helps you.
please mark it as brainliest.