Which term describes the abnormal sounds produced by caleb's heart?

The abnormal sounds produced by the caleb’s heart can be heard during or after the first heart sound and ends before or during the second heart sound. Thus, a ventricular septal defect is called a systolic murmur. It further classified by timing within systole: mid or late. Furthermore, Holosystolic murmurs are systolic murmurs lasting for all or nearly all of systole.

the missing space is phylum

d. organisms have cells with different shapes and functions.