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.
plant store energy in the form of starch and animal store energy in the form of glycogen these starch and glycogen are converted into glucose whenever body needs energy
