Playing bass is plain and simple, just play the music from the heart, feel the piece and let the listeners enjoy the melody. Here are a few basic tips that could help beginners.
Make a decision about the bass sound to be played. Will it be like a real smooth bass player or just a machine going wild over the sound? It will depend on the rhythm you want to use.
It's not against the rule to do some personal experiments. Move the track forwards or backwards to see which sounds better. A 2 or 3 millisecond in increments can be used in audio. When the bass is ahead, the drums can sound far behind but if the bass is left behind, the drums may sound