The main difference between dominant and recessive genes is that dominant genes get phenotypically exerted faster compared to genes that are being recessively transfered. These genes must have to be presented 2x more often (both alleles have to be recessive) for them to be exerted phenotypically.
Answer:
A: Pretty sure it's Red Cross
Changes in the force of contraction of the heart
I'm pretty sure it is physical and mental development
