Inflammation of the membrane lining of the valves and chambers of the heart caused by direct invasion of bacteria or other organisms and leading to deformity of the valve cusps is called .

endocarditis

Explanation: Inflammation of the membrane lining of the valves and chambers of the heart caused by direct invasion of bacteria or other organisms and leading to deformity of the valve cusps is called endocarditis.

nucleic acid molecules are incredibly complex, containing the code that guarantees the four different nucleotide units comprise dna, the nucleic acid of interest to the genealogist. and one of four nitrogen-containing molecules called nucleotides