Which scientist did not contribute to the rediscovery of Mendel's results?

From a single ear of corn,a farmer planted $200$ kernels which produced $140$ tall and $40$ dwarf plants. The genotypes of these offspring are most likely:

The cross used to determine the genotype of a plant showing a dominant phenotype is known as:

Two alternative forms of a gene or alleles are located on . . . . . . .

Which scientist worked on garden peas before Mendel?

Who proposed the laws of inheritance in living organisms?