1. Knowledge: The state of knowing about a particular fact or
situation.
situation.
2. Sickle cell disease: It
is an autosomal recessive genetic blood disorder, characterized by red blood
cell abnormality, rigid and sickled in shape.
is an autosomal recessive genetic blood disorder, characterized by red blood
cell abnormality, rigid and sickled in shape.
3. Married couple: It
means a matured male and female that is legally joined together to be one.
means a matured male and female that is legally joined together to be one.

