Genes aren't the only factor. Because you inherit one APOE gene from your mother and another from your father, you have two copies of the APOE gene. Having at least one APOE e4 gene increases your risk of developing Alzheimer's disease. If you have two APOE e4 genes, your risk is even higher.
Simple Time Signatures. In simple time signatures, the beat falls on undotted notes such as quarter notes, half notes, eighth notes etc. Also, every beat is divisible by two. In 4/4 (also referred to as quadruple metre) the basic beat is a quarter note. This beat can be split into groups of two. By that I mean, a quarter note divides into eighth notes and eighth notes divide into sixteenth notes. Another example of a simple time signature is 3/4 also referred to as triple metre.
The 4/4 time signature is the most commonly used in almost every genre of music. It means there are four quarter notes (or any combination of notes that equals four quarter notes) in every measure.ounting in 4/4 Time 3/4 TIME SIGNATURE The 3/4 time signature means there are three quarter notes (or any combination of notes that equals three quarter notes) in every measure. A piece of music with this time signature would be in three four time or just in three four..