Answer:
because it has something at checks it and allows it to pass
Explanation:
This nation asks for action , and action now. ... On his first full day in office he called Congress into special session. ... Roosevelt's New Deal would touch virtually every aspect of American ...
Answer:
<em>The correct option is C) crossing over and independent assortment</em>
Explanation:
Crossing over and independent assortment can be described as the two essential phenomena of meiosis which brings genetic variations. During crossing over, the exchange of DNA segments between homologous chromosomes takes place. Independent assortment allows the chromosomes to assort independently into gametes hence bringing about the different genetic combinations. Hence, the correct option is C.
Other options, like option A, is false because chromosome inactivation will result in an abnormality.