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.
Compound Time Signatures In compound time signatures, the beat occurs on a dotted note and is divisible by three. The most common compound time signatures are 6/8, 9/8 12/8.
How to synchronize the striking on a Seth Thomas tambour mantel clock from the 1920's. This clock strikes the hour and half-hour on a cathedral gong. It has active half-hour striking, in which the gears turn during half-hour striking.1  Science & Technology.2  Standard YouTube License.ow to synchronize the striking on a Seth Thomas tambour mantel clock from the 1920's. This clock strikes the hour and half-hour on a cathedral gong. It has active half-hour striking, in which the gears turn during half-hour striking. 1  Science & Technology. 2  Standard YouTube License.