Genes which code for a pair of contrasting traits are known as ........

Genetic traits are the result of ........

Statement-$1$: Alleles are slightly different forms of the same gene.
Statement-$2$: The segregation of alleles is a random process and so there is $50$ percent chance of a gamete containing either allele.

Which scientist worked on garden peas before Mendel?

If a dwarf plant is treated with a growth hormone and then crossed with a dwarf plant,what will be the phenotype of the $F_1$ generation?

What is involved in a test cross?