Yes the answer is genes.
Polygenic traits are determined by multiple gene received from each parent.
Since the client is diagnosed of having right sided brain attack or also known as stoke, since the client is right handed, the most difficult task that the client would perform is having to do activities that involves of using his right side of the body such as his or her right arm, hands or right leg.
Answer:
A person who receives a gene for sickle cell disease from one parent and a normal gene from the other has a condition called "sickle cell trait." Sickle cell trait produces no symptoms or problems for most people. Sickle cell disease can neither be contracted nor passed on to another person.
The hydrogen molecules in water keep it together
