Answer:
A pea plant that has round seeds has the genotype Rr. It is crossed with a pea plant that ... Gregor Mendel used pea plants that were heterozygous for each of two traits- seed colour and seep shape- to generate a dihybrid cross. The phenotypic ratio of the resulting offspring was nine with round and yellow seeds,
The answer is C, because of the propellant gas released when the contaminated soil is mixed and released of pressures.
False, each sex cell has one allele so when it combines with the opposing sex cell (depending on the gender) it fills in the gap.