Units of heredity that maintain their structural identity from one generation to another are known as .

answer; /// i believe the correct answer is (thrombocytopenia); (a)

ionic bonds are two oppositely charged ions that attract. a sodium ion has a 1 positive charge; a chloride ion has a 1 negative charge. sodium and chloride have oppostive charged ions that attract which forms an ionic bond. a chemical bond formed when two atoms share electrons is called