If Mendel had studied the seven traits using a plant with $12$ chromosomes instead of $14$, in what way would his interpretation have been different
He could have mapped the chromosome
He would have discovered blending or incomplete dominance
He would not have discovered the law of independent assortment
He would have discovered sex linkage
$21$ trisomy in humans causes
The evidence that crossing over occurs at four stranded stage and not at two stranded stage of the chromosomes, comes from
How many nucleosomes are found in helical coil of $30\ nm$ chromatin fibre
An organism which receives identical alleles of a particular gene from both parents is
Sex-linked genes of man are